题目内容

计算下面各题.
9.1÷O.13÷2.5
40.5÷0.5+10.75
0.4×[(0.75+0.65)÷0.56]7.9×(3.64÷2.6)

(1)9.1÷O.13÷2.5,
=70÷2.5,
=28;

(2)40.5÷0.5+10.75,
=81+10.75,
=91.75;

(3)0.4×[(0.75+0.65)÷0.56],
=0.4×[1.4÷0.56],
=0.4×2.5,
=1;

(4)7.9×(3.64÷2.6),
=7.9×1.4,
=11.06.
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