计算下面各题，能简算的要写出简算过程
1.8×（4.7﹣3.87÷0.9） 7.28﹣3.14+1.72﹣2.86
4×0.8×2.5×12.5 0.65×14+87×65%﹣65%
相关试题
×
= 0÷
=
÷4=
÷
=
÷
=
×
=
÷b=
直接写得数：
2062﹣498= 1564468÷12= 3916.8﹣7= 9.81.25×2.4=
75÷2.5= 304÷100= 0.04
÷
= 12
﹣
= ．
计算下面各题，能简算的要写出简算过程
1.8×（4.7﹣3.87÷0.9） 7.28﹣3.14+1.72﹣2.86
4×0.8×2.5×12.5 0.65×14+87×65%﹣65%
直接写得数：
2062﹣498= 1564468÷12= 3916.8﹣7= 9.81.25×2.4=
75÷2.5= 304÷100= 0.04÷= 12﹣= ．
=
= 0.125×7×8=
=
=
=（
=
×
= 0.32×0.05= 1.2÷
=
×
÷
×
= 6.8﹣1.08= 50×30%=
﹣
﹣
=
+
= 12﹣2
=
= 1.25×
= 1÷0.6= 4
÷2=
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