(3.2+0.56)÷0.8
= 3.2÷0.8 + 0.56 ÷0.8
= 4 + 0.7
= 4.7
希望对你有帮助
(3.2+0.56)÷0.8
= 3.2÷0.8 + 0.56 ÷0.8
= 4 + 0.7
= 4.7
(3.2+0.56)÷0.8简便运算
=(3.2+0.56)÷4/5
=(3.2+0.56)*5/4
=3.2*5/4+0.56*5/4
=0.8*5+0.14*5
=4+0.7
=4.7
简单啊， (3.2+0.56)÷0.8
= 3.2÷0.8 + 0.56 ÷0.8
= 4 + 0.7
= 4.7
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