试题 试卷
题型:口算与估算 题类: 难易度:容易
【典中点】二年级数学下第7单元综合素质达标
400+600 =
900-400 =
1300-700 =
280 +80 =
980-260 =
8000-4000=
170 + 80 =
5700-5000 =
21÷7= 9×5= 8÷8= 800+900=
8×4= 18÷3= 6×7= 1500-600=
9÷1= 17-9= 54÷6= 3000-1500=
25+39= 400-230= 54÷9= 7×6+49=
500×6= 0×99= 62-18= 88-56÷8=
380+240= 64÷8= 120×5= 56-(12+30)=
59-24+30=
试题篮