0.32×0.25+0.08÷4
=0.8×(0.4×0.25)+0.02
=0.8×0.1+0.02
=0.08+0.02
=0.1
0.25=1/4
0.32×0.25+0.08÷4
=0.32×1/4+0.08×1/4
=（0.32+0.08）×1/4
=0.4×1/4
=0.1
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=1/4（32/100+8/100）
=1/4×4/10
=1/10 谁比我简单！！！
0.25乘4+0.32除以0.08
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