簡約 2[18-((5+3^2))/7 ]

解

簡約

2 [18 - \frac{( 5 + 3 ^{2} )}{7}]

32

解答ステップ

2 (18 - \frac{5 + 3 ^{2}}{7})

キャンセル

\frac{5 + 3 ^{2}}{7} : 2

\frac{5 + 3 ^{2}}{7}

5 + 3^{2} = 14

5 + 3^{2}

3^{2} = 9

= 5 + 9

数を足す:

5 + 9 = 14

= 14

= \frac{14}{7}

数を割る:

\frac{14}{7} = 2

= 2

= 2 (18 - 2)

数を引く:

18 - 2 = 16

= 2 \cdot 16

数を乗じる:

2 \cdot 16 = 32

= 32