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简算 3*1/4+14除以4+23*25%
人气:242 ℃ 时间:2020-04-12 18:29:20
解答
3×1/4+14÷4+23×25%
=3×1/4+14×1/4+23×1/4
=(3+14+23)×1/4
=(17+23)×1/4
=40×1/4
=10
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