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64÷8=7×8=25+5=32-18=6×6=
8+4=32÷4=3×5=56÷7=7×4=

解:
64÷8=87×8=5625+5=3032-18=146×6=36
8+4=1232÷4=323×5=1556÷7=87×4=28

分析:根据加减乘除法的计算方法进行解答即可.
点评:考查了整数加减乘除法的口算能力,注意认真计算.
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