7/8×5/6+1/8÷6/5简便计算?

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7/8×5/6+1/8÷6/5简便计算?

7/8×5/6+1/8÷6/5简便计算?
7/8×5/6+1/8÷6/5简便计算?

7/8×5/6+1/8÷6/5简便计算?
7/8×5/6+1/8÷6/5
=7/8×5/6+1/8×5/6
=(7/8+1/8)×5/6
= 5/6
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7/8×5/6+1/8÷6/5
=7/8×5/6+1/8×5/6=(7/8+1/8)×5/6=1×5/6=5/6

7/8×5/6+1/8÷6/5=7/8×5/6+1/8×5/6 (注:除以一个数等于乘以它的倒数)=(7/8+1/8)×5/6 (注:运用乘法结合律)=1×5/6=5/6

=8/7×5/6+1/8×5/6
=7/8【7/8+1/8】
=7/8×1
=7/8