问题
填空题
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答案
=7 8
=7×4 8×4
=28÷3228 32
=7 8
=7×5 8×5 35 40
=7÷8=0.8757 8
故答案为：28，40，0.875．
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|
=7 8
=7×4 8×4
=28÷3228 32
=7 8
=7×5 8×5 35 40
=7÷8=0.8757 8
故答案为：28，40，0.875．