Question

&几道小学的简便计算、&

☞→以下是：
n1. 2/9+1/2÷4/5+3/8
n2. 32/13÷9/26-2/3
n3. 8/13÷50/7×6/13
n4. 12/5×（5/6+3/4)+4/5
☆♤♡♧☏☞☜、、▧▤▨▥▩▥▨▤▧▦♫♬♪♩◈
感谢☺

Answer 1

很高兴为你解答!

2/9+1/2÷4/5+3/8
=2/9+1/2*5/4+3/8
=2/9+5/8+3/8
=2/9+1
=1又2/9

32/13÷9/26-2/3
=32/13*26/9-2/3
=64/9-2/3
=58/9

8/13÷50/7×6/13
=8/13*7/50*6/13
=168/4225

12/5×（5/6+3/4)+4/5
=12/5*5/6+12/5*3/4+4/5
=2+9/5+4/5
=2+13/5
=4.6

希望我的回答使你满意!谢谢.
希望你可以采纳我的答案.....

Answer 2

2/9+1/2÷4/5+3/8
=2/9+1/2*5/4+3/8
=2/9+5/8+3/8
=2/9+1
=1又2/9

32/13÷9/26-2/3
=32/13*26/9-2/3
=64/9-2/3
=58/9

8/13÷50/7×6/13
=8/13*7/50*6/13
=168/4225

12/5×（5/6+3/4)+4/5
=12/5*5/6+12/5*3/4+4/5
=2+9/5+4/5
=2+13/5
=4.6

Answer 3

我悄悄的来,又带着2分悄悄地闪...

Answer 4

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