新苏教版一年级数学上册第15课时 连加连减-课时练习题.doc
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精品文档 第15课时 连加连减
一、看图列式计算。
二、看谁算得又对又快。
10-3-4= 2+5+2= 8-1-5=
9-7-1= 4+3+3= 9-3-6=
三、在( )里圈出正确的答案。
2+4+3=(10,6,9) 5-0-3=(2,5,8)
3+5+2=(7,10,9) 10-1-9=(0,9,10)
3+2+4=(9,6,7) 10-2-5=(2,3,7)
答案:一、
二、3 9 2 1 10 0
三、9 2 10 0 9 3
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