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# 运算顺序复习

## 例题一

empty space, 6, times, 4, plus, 2, times, 3
equals, start color #28ae7b, 6, times, 4, end color #28ae7b, plus, 2, times, 3start color #1fab54, 6, end color #1fab54start color #1fab54, 4, end color #1fab54 相乘.
equals, 24, plus, start color #28ae7b, 2, times, 3, end color #28ae7bstart color #1fab54, 2, end color #1fab54start color #1fab54, 3, end color #1fab54 相乘.
equals, start color #e07d10, 24, plus, 6, end color #e07d10start color #e07d10, 24, end color #e07d10start color #e07d10, 6, end color #e07d10 相加.
equals, 30... 大功告成!

## 例题二

empty space, 6, squared, minus, 2, left parenthesis, 5, plus, 1, plus, 3, right parenthesis
equals, 6, squared, minus, 2, left parenthesis, start color #7854ab, 5, plus, 1, plus, 3, end color #7854ab, right parenthesis先把括号内的 start color #7854ab, 5, plus, 1, plus, 3, end color #7854ab 加起来 .
equals, start color #11accd, 6, end color #11accd, start superscript, start color #11accd, 2, end color #11accd, end superscript, minus, 2, left parenthesis, 9, right parenthesis求出 start color #11accd, 6, squared, end color #11accd, 它等于 6, dot, 6, equals, 36.
equals, 36, minus, start color #1fab54, 2, left parenthesis, 9, right parenthesis, end color #1fab54start color #1fab54, 2, end color #1fab54start color #1fab54, 9, end color #1fab54 相乘.
equals, start color #e07d10, 36, minus, 18, end color #e07d1036 减去 18 .
equals, 18... 大功告成!

## 例题三

\begin{aligned}&7-2+3\\\\=&5+3\\\\=&8\end{aligned}\begin{aligned}&7-2+3\\\\=&7-5\\\\=&2\end{aligned}

## 练习

• 当前
2, plus, 12, divided by, 2, times, 3, equals