5⼀6减去括号3⼀8加1⼀6,乘8⼀9等简便

2025-04-01 03:01:19
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回答1:

5/6减去括号3/8加1/6,乘8/9等简便
5/6-(3/8+1/6)*8/9
=5/6-13/24*8/9
=5/6-13/27