题目内容
(1)估算一下,得数比60大的算式是
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A.80-11 B.41+22 C.28+21-29
(2)估算一下,得数比
A.93-58 B.20+59 C.100-51+12
884-596 563+998
1.25×25×0.4×8 8.04-3.83-0.17
(68+)÷17 28.75×6.3-8.75×6.3
25×+17×0.25+58×25%