1.怎样简便就怎样算（1）4分之3×30％+5.25×0.3===（2）9分之7×37.5％+8分之3×9分之2===

Question

1.怎样简便就怎样算
（1）4分之3×30％+5.25×0.3
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=
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（2）9分之7×37.5％+8分之3×9分之2
=
=
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Answer 1

（1）4分之3×30％+5.25×0.3
=0.75×0.3+5.25×0.3
=（0.75+5.25）×0.3
=6×0.3
=1.8
（2）9分之7×37.5％+8分之3×9分之2
=9分之7×0.375+0.375×9分之2
=（9分之7+9分之2）×0.375
=1×0.375
=0.375