作业帮24点中 5,5,7,答者赏!急还有2,5,5,10、3,3,7,7、4,4,7,7.
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24点中 5,5,7,答者赏!急还有2,5,5,10、3,3,7,7、4,4,7,7.
24点中 5,5,7,答者赏!急
还有2,5,5,10、3,3,7,7、4,4,7,7.
24点中 5,5,7,答者赏!急还有2,5,5,10、3,3,7,7、4,4,7,7.
(7-11/5)*5=24 ；
5*(5-2/10)=24;
(3/7+3)*7=24;
(4-4/7)*7=24;
5x(7-11/5) ( 5-2/10)x5 (3+3/7)x7 (4-4/7)x7
5,5,7,11
1: 5 × (7 - 11 ÷ 5)
2: 5 × (7 - (11 ÷ 5))
3: (7 - 11 ÷ 5) × 5
4: (7 - (11 ÷ 5)) × 5
2,5,5,10
1: (5 - 2 ÷ 10) × 5
2: (5 - (2 ÷ 10)) × 5
3: 5 × (5 - 2 ÷ 1...
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5,5,7,11
1: 5 × (7 - 11 ÷ 5)
2: 5 × (7 - (11 ÷ 5))
3: (7 - 11 ÷ 5) × 5
4: (7 - (11 ÷ 5)) × 5
2,5,5,10
1: (5 - 2 ÷ 10) × 5
2: (5 - (2 ÷ 10)) × 5
3: 5 × (5 - 2 ÷ 10)
4: 5 × (5 - (2 ÷ 10))
3,3,7,7
1: (3 + 3 ÷ 7) × 7
2: (3 + (3 ÷ 7)) × 7
3: (3 ÷ 7 + 3) × 7
4: ((3 ÷ 7) + 3) × 7
5: 7 × (3 + 3 ÷ 7)
6: 7 × (3 + (3 ÷ 7))
7: 7 × (3 ÷ 7 + 3)
8: 7 × ((3 ÷ 7) + 3)
4,4,7,7
1: (4 - 4 ÷ 7) × 7
2: (4 - (4 ÷ 7)) × 7
3: 7 × (4 - 4 ÷ 7)
4: 7 × (4 - (4 ÷ 7))
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