展开 4-6(2(2)+1=10)

解答

展开

4 - 6 (2 (2) + 1 = 10)

- 26 = 10

求解步骤

4 - 6 (2 (2) + 1 = 10)

= 4 - 6 (2 (2) + 1 \cdot 10 =)

乘开

- 6 (2 (2) + 1 = 10) : - 30 = 10

4 - 30 = 10

乘开

4 - 30 : - 26

- 26 = 10

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