Question

用3 .5.11 .7计算24点?

Answer 1

(3 - 7) × (5 - 11)

(5 - 11) × (3 - 7)

(11 - 5) × (7 - 3)

(11 × 7 - 5) ÷ 3

(（11 × 7) - 5) ÷ 3

(7 - 3) × (11 - 5)

(7 × 11 - 5) ÷ 3

((7 × 11) - 5) ÷ 3