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Published byLuis Betson Modified over 2 years ago

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Order of Operations

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Warm Up 1) 8 + 4 - 2 2) 9 x 3 + 1 3) 7 - 3 + 5 4) 20 ÷ 4 + 6

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

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PEMDAS Parentheses Exponents Multiplication Division Addition Subtracting

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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. A. 9 + 12 * 2

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Evaluate B. 4* 3 2 +8 -16

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Evaluate C. 8 ÷ (1 + 3) * 5 2 - 2

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NOW ITS YOUR TURN! A) 15 – 10 ÷ 2 B) 8 + 14 ÷ 2 +6 * 3 2 C) 3 + (4 + 7) + 2 2

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IN PAIRS! 5 * 3 +8 * 2 15 + 16 31

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Closure: How would I evaluate this numerical expression? 5 – 6 ÷ 2 + 10 * 4

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