(5⼀8+3⼀19)×8-5⼀19简便计算

2025-04-08 21:17:57
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回答1:

(5/8+3/19)×8-5/19简便计算
(5/8+3/19)×8-5/19
=8x5/8+8x3/19-5/19
=5+24/19-5/19
=5+(24/19-5/19)
=5+1
=6