4 6 7 9 呢,如何等于24?_数学解答

4 6 7 9 呢,如何等于24?

人气：278 ℃　时间：2020-04-03 10:50:13

解答

1:6 ÷ 4 ×(7 + 9)2:(6 ÷ 4) × (7 + 9)3:6 ÷ (4 ÷ (7 + 9))4:6 ÷ 4 ×(9 + 7)5:(6 ÷ 4) × (9 + 7)6:6 ÷ (4 ÷ (9 + 7))7:(6 × (7 + 9)) ÷ 48:6 × (7 + 9) ÷ 49:6 × ((7 + 9) ÷ 4)10:(6 × (9 + 7)) ...