2,5,10,13的24点答案：1:2 × 13 - 10 ÷ 52:(2 × 13) - 10 ÷ 53:2 × 13 -(10 ÷ 5)4:(2 × 13) - (10 ÷ 5)5:5 × 10 - 2 × 136:(5 × 10) - 2 × 137:5 × 10 -(2 × 13)8:(5 × 10) - (2 × 13)9:5 × 10 - 1...