5.12x1.53+0.588x15.3-1.53怎么简便计算

2025-03-19 00:23:26
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回答(1):

5.12x1.53+0.588x15.3-1.53
=5.12x1.53+5.88x1.53-1.53
=(5.12+5.88-1)x1.53
=10x1.53
=15.3