72×29+13×24 444×664+168×888 两道题的简算

runlxx2022-10-04 11:39:541条回答

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剧场指导 共回答了27个问题 | 采纳率96.3%
72×29+13×24
=24×3×29+13×24
=24×(87+13)
=24×100
=2400
444×664+168×888
=444×2×332+168×888
=888×(332+168)
=888×500
=4440000
1年前

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