如题所述
9.96×1.25的简便计算，
9.96×1.25
=9.96*10/8
=99.6/8
=12.45
9.96×1.25
=9.96*10/8
=99.6/8
=12.45
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第1个回答 2020-09-22
9.96×1.25
=（10-0.04）×1.25
=10×1.25-0.04×1.25
=12.5-0.05
=12.45
=（10-0.04）×1.25
=10×1.25-0.04×1.25
=12.5-0.05
=12.45
第2个回答 2020-09-22
9.96*1.25
=9.96*5/4
=2.49*5
=12.45
=9.96*5/4
=2.49*5
=12.45
