These acronyms, taught in middle school, serve as a reminder of the order to be followed:
- P stands for Parentheses
- E for Exhibitors
- MD for Multiplication and Division
- AS stands for Addition and Subtraction
In French, we often talk about BODMAS, but the principle is the same: multiplication and division come before addition and subtraction, even if they appear later in the calculation.
Step-by-step solution
Let's revisit the expression:
10 − 10 × 10 + 10
We begin with multiplication:
10 × 10 = 100
The expression then becomes:
10 − 100 + 10
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