二年級數學幾千幾百數加減整百數競賽監控題大全附答案姓名：班級：日期：用時：分鐘得分：2400+400=2700-400=1800+500=900-100=2100+700=3000+800=2500+700=1800+400=2700-200=2500-700=1200-900=900-200=2800+500=3000+100=1000-400=2300-100=400-300=1700-200=2100+600=2700-100=300-200=2700+300=300-200=1600-200=1400-100=2200-100=2800-500=600-100=2500+800=2800+600=2600+200=1800+100=3000+200=2600-500=1700+800=1400-400=2900+800=3000+500=3000-700=1500-100=2200-600=2000+200=2400+800=1300-700=1700+500=2300-500=1600-700=2500+900=2400-600=1200-200=1400-600=1800-600=1700-600=700-600=2200-200=1400+400=2300-400=900-400=1300+100=1200-700=2400+600=2500+400=2200-600=1200+400=1300+800=500-100=1300+700=700-300=2800-500=2300-600=1300+800=1700-600=1600-300=2300+100=1500+600=2800-200=1000-300=2600-700=2900-600=1800+100=1400+500=1500+100=2300-800=2000+700=2300+200=2200+500=1100+200=1300+500=1600+800=1700+200=1700-200=2500+300=2400+700=1400-500=1500-800=2300-400=1100+800=2900-700=2000-900=1500+700=2700+400=2500-500=2000-400=2800-800=1500+200=2600+100=2200+300=1400-800=800-500=1700-600=1200-400=1400+700=700-400=600-400=1300+200=1400+500=3000-700=2100-800=1800-900=1500-300=2100-800=1800+400=1800-600=1500-300=2700-400=1200+800=1200+800=2900-200=1800-200=1400+100=2100+800=3000-900=1200-400=1900+200=2700-500=2100-600=1100+100=1600+300=2200+500=700-200=2900-400=1700-800=2000+100=2000+600=2500+400=400-300=1000-700=1400+600=700-200=2600+200=2700+900=1600+400=1100-500=1300+800=2200-700=3000+400=1800-400=2200+700=1500-100=2700+100=1100-200=1100+600=1700+800=2400-400=2900+300=2300+400=700-500=1100-200=1600+700=1800+900=2800+300=2700+800=1800-700=2000-200=1300-200=2100+500=1300-100=2300+600=1500+200=2200+100=1600+800=1500+600=2700-700=1900-600=2300+600=1300+600=2400-800=2700-100=2600-700=1600+600=2200+800=2200+600=2700+300=2600-900=1700-300=2200-300=2600+300=1100-400=1300+600=1600+800=2600-700=1500-700=2200-700=3000-600=2500+500=1900+800=1100+700=2200+900=2900-400=3000-100=2100+400=1100+300=2400-400=1800+500=2800-100=2600+300=2700+600=2300-400=2800+200=1700-600=1500-700=2800-300=1700+100=2200+700=2100-400=2400+500=900-800=2900+900=2900-300=1200-900=1300-500=2100-800=1300-300=1700-600=1300+800=2000+100=2800-900=1000+200=600-200=1100+500=2200+400=2900-500=1300-300=700-400=2700-800=1400-800=1400+800=2800+300=2500-500=800-400=2100+100=2600-300=2900+500=2000+700=2700-100=2900+800=1200+500=800-400=1500+300=2700+800=2200-700=1300+800=2500+700=2000-800=2700+100=2400+500=1600+900=1400-900=2900-400=1500-700=1600-600=1300+500=400-100=2000+500=1700-700=1700+100=1900-800=2200-400=2000+500=1900+300=2800+100=2000+100=2400+500=1800+500=1200-700=1400+400=3000+300=2000-400=2100+500=2400-300=2300+100=1200+200=1800+400=2400+700=2100-700=500-200=3000-400=1200-900=1100+600=2400-300=2800+500=2000+200=1200-400=2700+700=1400+700=3000+800=1900+400=1800-900=2400+800=2800+600=700-300=2500-400=1000-500=1600-700=1300+600=2600+600=800-500=1000-300=1800-100=1400-600=2400+200=1400+600=2300+500=2200-800=2000-100=700-600=1900+800=700-400=2600+700=2600-300=2400+100=1800-400=2700+200=2800-900=1100-500=2100+600=2400+700=2500+200=2900-500=2400+500=1200+200=1500-800=1300-400=2200+600=1000-500=1600+500=1200-500=2500-800=2500+800=2900+400=2200-300=1800+700=900-500=2100-800=2100+700=2100+500=2700-700=1400+300=2500-800=1400+900=1600-300=2600-100=400-100=2400+800=1700-200=1200+700=2500-900=700-500=2300-100=2500-900=1200+400=1400-100=2500+900=1900+800=2200-200=1900-900=1400-300=3000+500=1700-500=1700+700=2800+300=2300+100=1500+800=1700-600=2900-800=1500-600=2100-500=1900-300=2700-400=1600+300=1100+600=2200+900=1300-100=2400-200=2900+700=500-100=2000+600=2300+700=1000-300=1300-900=2000+200=2100+400=1300-500=2700+200=1700+600=2100-900=1000-500=3000-200=900-300=1900-100=2800+200=2100+800=2900+600=1300-400=2700-300=3000+400=1500-200=1600+200=2200-900=2700+800=1600-200=3000-700=2400+700=1300+300=2700+700=1800+700=2600+700=1100+100=2900+300=1000-200=1600+500=2200-700=1400-200=1100-300=2000+100=1600-600=2800+300=2600-600=1200-500=2700+800=1100-800=1700-700=1400+200=1900-100=1800-800=900-400=2700-800=700-300=2000-800=2900+700=2000+400=500-200=2500-800=2900-900=1800+900=1200+700=1000-800=1800+800=2200-200=1400-800=1600-200=2400+700=1900-900=1300-100=1900+200=1100+100=2700-800=1100+500=1000-400=1800-400=2400-900=2600-600=1900+200=900-800=1700-100=2200+200=2700+200=1600+400=1500+500=2100-300=3000+300=2000+800=1600+300=2500-600=600-500=2500+400=2800-500=2900+700=2400+500=2400+700=1700-900=2700+900=2400+200=1600-700=1800+500=1100+800=2700-100=2900+600=3000+900=2900+300=1400-100=1200+400=2600-400=2000-700=700-200=2400+800=800-200=1000-400=1900+300=2300+700=1400+400=1200-300=2700-500=2800-600=2600-300=1900+200=2000+200=1300+300=300-100=2200+100=900-500=2500-800=900-500=2200+600=2500-400=2200+200=500-100=1400+900=2600+100=1800-700=2600-200=2700+400=2100+500=2400+100=2700+500=2800+400=2100+300=800-400=2200-300=1400+300=1800-900=1500+200=1300-800=1600-600=500-100=1600-600=3000+800=2800+400=1800-200=900-100=700-500=2200+200=2200+500=700-300=1700+900=2100-600=1900+900=2800+700=2500-300=2400-700=1400+300=400-300=3000+700=2800-600=2300-900=2200+900=2300+700=2500+100=1700-800=2100-900=2800+600=1900+900=1100+100=1500+600=1200+900=1100-900=2200+700=1600-200=2900+500=2800+300=1900+300=2000-400=2000-600=2400-500=1800-300=1800-200=1500-900=1800+900=3000+500=2600+900=1500-500=1500+700=1700+500=1700-200=2500-100=600-200=2400+900=2600+300=2100-700=1900+200=2500-100=1700-900=1600+800=1700+600=1800+400=1200-200=2900-500=2300+700=2100+500=1200-500=2200+300=2800-700=1100+200=2100+800=3000-900=2600+600=1800-100=1000-800=2300-200=1200+400=2000+400=2500-600=1500-500=1600-800=1200+400=600-100=800-300=1500+700=3000-800=1100-100=2500+700=1500-600=1700-900=1400+500=2500+600=2200+500=1800-200=1600+500=2700+400=2800+600=2200+400=2700+400=2500-600=1600-900=2500+100=2100-100=1900+600=2600-900=1300-400=2300-600=1900+200=1100-100=2600+100=1300+400=3000-400=2000+400=1400-400=1400-100=2500-600=1300-400=1600+300=1400-100=1500-700=2300+100=1500-700=1800+100=1700+200=1200+700=1800+500=2600-800=1300+100=1100-200=2900+900=1100+100=2100-200=3000+900=1100-400=2900+400=1500+600=1700-700=1100+100=2600+500=1400-300=200-100=1100+300=2800-500=3000+800=1400+700=2800+200=2600+600=2300+300=1300+100=1300-900=1200+600=2000+100=2800+100=1600+500=1400-100=700-400=800-600=1400-700=1200-300=1600+900=1600-700=2300-700=1200-200=2600+300=2100+400=2600-600=2500-400=1100-100=2300+800=2200-900=1100+700=900-800=800-600=2300+900=1900-900=2900+200=1400+500=1100-300=900-600=1500-400=3000-200=1900+100=2900+500=3000+800=3000-900=2700+600=1800+400=2800-700=1900+200=2400+200=1500+900=2400-700=1800-400=1700-800=1500-900=1200-400=1600+100=2100+600=600-100=2300-100=3000-800=2800+500=3000-400=500-300=1100+100=2400+100=2600+900=1500+200=2100+500=2500-500=2400+400=1100+900=3000+500=2900-400=1300-800=1200-800=2900+800=1800+900=2000-700=1300-700=800-500=1000-100=2500-700=1300-300=800-200=500-400=2600+600=1800-500=1700+400=1900+300=2500+300=2800+400=2700+100=2600+800=1300-600=3000+500=1000-300=2500-100=1200+800=1100+300=1700+100=2500-700=1000-900=1900-400=2600-500=1800+700=3000-400=2300+500=1800-900=500-200=1700+800=800-600=2100+700=1500+800=2500+100=1600-600=2100+900=2700-400=2700-800=2400-200=1100-100=2400-100=3000+800=2200-300=1100+300=2000+800=1900+200=1700+300=2800-200=2200-600=1300+900=2000+800=2900-400=2200-100=2700+200=1800+500=2000-800=1000-300=900-800=2500+200=1100-600=1100+600=2000-300=2100-600=600-100=2900-300=1800-800=2800-500=1900+300=2800-500=1100-800=1600-500=1400+100=700-400=2200-400=2400-400=1900-500=1200+400=2700-200=2500-300=2000+900=1300+200=2600-100=2400-600=1100-400=2900+800=1600+600=3000-800=1300+300=2800-400=2400+600=2800-700=700-200=2900-600=2800-700=1500+200=2300-300=1100+700=2400+700=2800+800=700-500=2100-100=1500+600=2100+900=1200-700=2000-700=2700-900=1600+500=2900+600=2100-800=2000-200=2300-600=1500+500=2700-900=2300+200=1300-600=2500+600=1200+300=2300-500=1500-500=1900+200=2400+500=1300+200=1500-600=2800-400=3000-800=2100-500=1600+200=1600-500=1800-600=3000+600=2400+100=2100-600=1100-900=3000-800=2900-200=1900+800=2900-200=1700+700=500-400=700-400=700-300=2900-900=2100+400=2300+500=1600-400=2000-100=3000+300=2800+800=1500+100=1300+300=1100+900=2600-200=1100+800=1100+600=1800-600=2600-600=1700+900=2700+300=2300-300=2500+800=2000+900=2700+600=1900+100=900-700=2500+600=2100+700=600-500=1900-600=1100+900=1700+700=1800-700=2000+300=2500+400=1500-500=3000-600=2400-200=700-600=2300-200=2100-400=700-100=2400-200=2200+300=700-100=900-400=1600-100=1700-800=1400+800=2000-500=1300-600=1900+900=600-400=2600+900=2400-900=1700+100=500-200=2900+800=2300-400=2400-800=1500-800=1400-500=2800-700=2200+300=2400+800=2100-500=1200-500=1600+800=900-400=3000-800=2900+600=2300-900=2600+800=1400+700=1000-900=500-100=1900-600=1300+400=2000+100=1900-400=2200+400=1900+800=2300+200=2100-900=2200+400=1900+700=1300+800=700-500=2600+800=1500+400=900-300=2500-800=1500+400=1600+900=1600+900=2700+200=1600-700=2900+500=1200+500=2000-500=2900-200=2200-400=1400+800=3000+300=2800+200=2000+600=1100+900=2900+700=2500-100=1100+100=2000-200=2900+700=2600+700=1200-300=900-200=1900+800=1900+900=1200+600=2000+600=1600+200=1100+800=1500+400=1600-900=1200-300=1700-300=1700+200=800-200=1300-200=2000-700=1700+400=1900+100=1500+900=300-100=2100-800=1800+700=2500+100=2100+200=2700+900=1500-100=3000+700=1700+200=2600-600=1400+700=1500-100=1600+800=2800+700=2400+600=2500-800=2400+500=2400+700=2900+200=2300-800=1100-900=1100-200=2500-800=2400-200=1600+100=1100-700=2000+800=800-200=300-200=3000+800=1000-100=1500-300=2500-900=2900+400=2200+800=1600+600=2400+300=1500+100=900-700=2400-200=1700-900=1300-300=3000+400=1200+500=2500-900=1200+500=2800-500=2900-900=2600-100=3000+100=1100+900=1600+200=1500+300=2400+400=2100+900=1800-900=2200-900=700-600=600-300=500-100=1600-300=2300+400=2200+600=2100-300=1100-100=1200-500=1700-100=1100+300=2500+400=2800+900=1600+500=2900-800=2100+400=1700-100=700-200=1700+900=2400+500=400-300=1900-400=1700+800=2100+300=1200+800=1300+700=2300-200=2400+300=2400-300=2900+600=300-100=2700+200=2900+800=1100-400=2600+100=1200+100=1500-800=1200-300=1000-500=2000+600=1700+700=1400+500=2800+400=3000+500=2500+400=2600+800=1500-900=1400+400=2200-200=1800+700=1800+100=1600+900=2100+900=2400+600=1700+300=2400+900=1600-700=3000+600=1300-800=1900-600=1600-800=1100-700=1700+100=900-100=2100+200=2600-600=2000+800=1400-100=2500-400=2100+100=2000+500=1500+200=2200-600=2600-100=1800-900=1800-400=1700+400=1200-400=2400+400=1300+200=2200+800=2900-800=1300-900=2000-200=1700-500=2500+100=1200+100=1100-300=1700-300=2600-700=1200+800=2400+700=2700+900=2500-900=3000-800=1100+200=2300-900=2000+800=1600+900=2200-400=1500+200=2100-700=1600-400=2400-500=1900-900=1900+900=2500+700=2600-700=1300+500=2400+500=2900-600=1700+400=2500+700=1500-900=2000-800=2800+900=2200-500=1800+600=2500-700=1600-300=2500-800=1200+900=2400-900=1800-500=2100-700=2400-600=2100+600=2500+800=1800+300=1100+400=600-500=1300-400=1300-600=2700+700=2200-600=1800+300=2800+500=1800-800=1800-400=2400-800=2000-300=1800-800=2800+400=600-100=1600+500=2700-200=1300+300=2300-100=1800-700=3000-800=1300-700=1500-800=1300+400=2200-900=2900+400=3000-100=2400+300=700-500=2300+100=1900-700=1700+200=700-100=1800-500=1400-400=1500+700=1200-800=1300+400=2900-100=2500-500=600-300=900-500=1500+600=1800+400=1700-700=3000-400=2100+500=2600+500=2900+800=2400+600=2800+600=2100+400=1500-900=3000+400=2900-600=2100-800=3000+900=1100-700=2000+700=2300+500=1000-400=2900+300=2000-100=1800+300=1100+500=2400+500=2200-300=700-500=2000-300=2400+600=3000-900=1500+300=2200+600=1900-100=1100-900=1400+500=2100+800=500-400=3000-700=2100+300=1100+800=2200+700=1000-500=800-700=500-300=2100+500=2000-300=1500+200=1900+900=2000+900=800-500=2300-800=1400+200=1100+900=1800-300=3000+500=2800-600=2800-700=2000+300=700-200=1100+700=2600+200=1100+700=2200+800=2600+500=400-300=1500+300=2700+900=2400-300=1300-400=2100+700=2900-400=1400+100=1800-500=600-100=1700-200=2500-300=2000-900=2100-300=2100-400=2100-200=2400+500=1200+400=1400+100=1400-500=1500-900=800-500=2800+500=1200+800=2000+500=1700-800=800-600=2100-300=2000-300=600-500=2600+500=2300-900=1500+200=1500-300=2000-500=300-200=2400+200=2400-500=2700+400=2700+400=1100-700=3000+300=2400+700=2400-900=1200+700=600-200=2400-500=1400-500=500-200=3000+700=2500+100=2000+300=3000+700=1800-100=2000-500=1900-900=1100-100=2400-600=2900-900=1600-400=2300-700=1600-700=1200+800=300-200=1800-400=2400-200=1300-900=2500+900=2200-800=1900-400=2700+700=1900+300=1200-600=2500+600=2000-700=1100+900=2000+600=1900-700=2100-600=1100+400=1400-400=2400-300=2200+600=1900+800=1000-600=1300+400=2800-500=2600-400=2800-200=1900-300=2100+100=2500-600=1700+900=2500+400=2700+100=700-500=1100+100=2900-900=1800+700=2700+400=2400+500=2400+800=1800+700=3000-500=3000+400=2300-700=2400+600=1500+800=1400+600=1800-500=1100-700=2100+600=1700-300=2700+300=900-500=1700-100=2100-300=700-500=2800+100=2600+400=1900-600=1200+800=1900+100=2700-400=2200-500=3000-700=2500-600=2100-900=1400-800=2700-900=2500+600=1600-200=1200+500=1300+600=1800-500=1500-900=2800+900=2300-600=1700+100=2800+700=1500-900=1400+900=1200+600=2800-700=1800-500=1600-800=1200-100=1700-400=2000+200=800-600=2300+200=1600-900=2300-500=2800-600=2000-600=2000+500=1600+900=2200+100=3000+800=1600+600=2900+400=1000-500=600-100=2100-700=2600+500=1800-700=2600+700=2000+100=700-300=2400+500=3000-600=2900-600=2700-500=1400+900=2200-600=1800-500=2300-800=1100-700=1000-500=2700-400=1500+100=2900+800=1500+800=1600-900=1000-700=1600-500=2300+600=2600-700=2200+500=2900-500=1200-800=2600-600=2600-900=200-100=1500+900=800-300=1300+900=3000-600=2500+700=1500+600=2900+800=2700-800=1900+400=900-800=3000-300=2500-100=1500+500=400-100=1300+800=1300+500=800-100=300-200=2300+400=1600-700=2600+900=1300+900=2100-500=2300+800=2800+400=2100+600=1300+700=400-200=2400+700=2000-600=2300+600=2700-700=2600+600=900-500=1700+900=2500+700=2800+100=2600+500=2500-500=2500+300=1400+100=2100+200=3000-600=900-600=2700+200=1400+200=1900-900=2300+900=2500+900=1400-800=3000+400=1800-800=1900+900=2700+900=1200-900=1700-900=2500+100=1900+300=2400+400=1800+700=2500-700=1600-900=3000-800=1500+400=800-200=1400-500=1600+400=2600+500=2600+100=1700+900=2800+800=800-200=1700-200=1800+100=2300+300=1900-800=3000-200=2700+500=1200-400=2100-400=1300+100=2800230023008002800380032002200250018003007003300310060022001001500270026001003000100140013002100230050033003400280019003200210025001000370035002300140016002200320060022001800900340018001000800120011001002000180019005001400500300029001600160021004002000400230017002100110013002400210026007001900230019001900160015002700250027001300180024001900150028003100900700190019002200110022003100200016002000170027002500600300110080021003002001500190023001300900120013002200120012002300200020002700160015002900210080021002200150012001900270050025009002100260029001003002000500280036002000600210015003400140029001400280090017002500200032002700200900230027003100350011001800110026001200290017002300240021002000130029001900160026001900220030002800300017001400190029007001900240019008001500240030002700180031002500290025001400200023002700290033001900300011008002500180029001700290010038002600300800130010001100210021001900120040016002600240010003001900600220031002000400220023003400270026003700170040018003500150021003200120028002900250050025008001000180030025001000180011001800250022002900210029002300500180033001600260021002400140022003100140030026003001700210033002200800340021003800230090032003400400210050090019003200300700170080026002000280014001900100270030033002300250014002900190060027003100270024002900140070090028005002100700170033003300190025004001300280026002000170017002300130025003003200150019001600200220016001600130034002700200010001100350012002400310024002300110021009001600160023001900170031001200220036004002600300070040022002500800290023001200500280060018003000290035009002400340013001800130035001400230031001600340025003300120032008002100150012008002100100031002000700350030010001600180010005001900400120036002400300170020002700190020026002000600140031001000120021001200190016006001400150020002100100160024002900200020001800330028001900190010029002300360029003100800360026009002300190026003500390032001300160022001300500320060060022003000180090022002200230021002200160020023004001700400280021002400400230027001100240031002600250032003200240040019001700900170050010004001000380032001600800200240027004002600150028003500220017001700100370022001400310030002600900120034002800120021002100200290014003400310022001600140019001500160060027003500350010002200220015002400400330029001400210024008002400230022001000240030002600700250021001300290021003200170020021001600240019001000800160050050022002200100032009008001900310027001600210031003400260031001900700260020002500170090017002100100027001700260024001000130019009001900130080024008001900190019002300180014009003800120019003900700330021001000120031001100100140023003800210030003200260014004001800210029002100130030020070090025009001600100029002500200021001000310013001800100200320010003100190080030011002800200034003800210033002200210021002600240017001400900600800170027005002200220033002600200120025003500170026002000280020003500250050040037002700130060030090018001000600100320013002100220028003200280034007003500700240020001400180018001001500210025002600280090030025002002800230026001000300023001900220010002300380019001400280021002000260016002200280025002100290023001200700100270050017001700150050026001000230022002300300110015003001800200014001600250022002900150025001800700370022002200160024003000210050023002100170020001800310036002002000210030005001300180021003500130018001700200018002500700310015001800100021002900150090024002200160018001100120036002500150020022002700270027002400100300400200025002800120019003300360016001600200024001900170012002000260030002000330029003300200020031002800100130020002400110023002900100024002200100210017006002200250060050015009002200150070028002003500150018003003700190016007009002100250032001600700240050022003500140034002100100400130017002100150026002700250012002600260021002003400190060017001900250025002900900340017001500270018002200330030002600200036002400120018003600330090070027002800180026001800190019007009001400190060011001300210020002400200130025002600230036001400370019002000210014002400350030001700290031003100150020090017002200170040028006001003