When I had to learn math, I had to learn about how to solve an equation, and so they taught us this, BEDMAS. B stands for brackets, equation, division, multiplication, addition, subtraction.

当我必须学习数学时，我必须学习如何解方程， 所以他们教我们这个， BEDMAS。B代表括号、方程、除法、乘法、加法、减法。