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Order of Operations

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Warm Up 1) ) 9 x ) ) 20 ÷ 4 + 6

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**Order of Operations What do we know?**

- + Order of Operations What do we know? x ÷

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**PEMDAS Multiplication Parentheses Addition Exponents Subtracting**

Division

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Important Terms A mathematical phrase that contains only numbers and operations is called a numerical expression. To evaluate a numerical expression, you find its value. You can use the order of operations to evaluate a numerical expression.

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**Evaluate each expression.**

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Evaluate B. 4*

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Evaluate C ÷ (1 + 3) *

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NOW IT’S YOUR TURN! A) 15 – 10 ÷ 2 B) ÷ 2 +6 * 32 C) 3 + (4 + 7) + 22

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IN PAIRS! 5 * 3 +8 * 2 31

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Closure: How would I evaluate this numerical expression? 5 – 6 ÷ * 4

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