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用7,8,9,10算24点
人气:436 ℃ 时间:2019-10-29 21:41:30
解答
1:8 × (9 ÷ (10 - 7))2:8 × 9 ÷(10 - 7)3:(8 × 9) ÷ (10 - 7)4:(8 ÷ (10 - 7)) × 95:8 ÷ (10 - 7) × 96:8 ÷ ((10 - 7) ÷ 9)7:9 × (8 ÷ (10 - 7))8:9 × 8 ÷(10 - 7)9:(9 × 8) ÷ (10 - 7)10:(9 ÷ (...
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