Simplify 2 5 + 15 ÷ 5 × 2 8 11 16 6½
Order of operations are a set of rules that mathematicians have agreed to follow to avoid mass CONFUSION when simplifying mathematical expressions or equations. Without these simple, but important rules, learning mathematics would be maddening. 11/28/2018
Order of Operations P E M or D A or S "Purple Elephants May Destroy A School" Parenthesis or grouping symbols ( ), [ ], or { }. P E Exponents 3² or 5³. Multiply or divide from left to right. M or D Add or subtract from left to right. A or S 11/28/2018
Simplify 2 5 + 15 ÷ 5 × 2 8 11 16 6½ Click correct answer!
Order of Operations Simplify (show each step, one step at a time). "Purple Elephants May Destroy A School" Simplify (show each step, one step at a time). 17 – 2 + 3 2) 1 + 6 (9 + 1) 3) 9 + 8 • 2 + 4 4) [ 3 (5) + 1 ] • 2 11/28/2018
Order of Operations Compare. Use <, >, or =. Show each step. "Purple Elephants May Destroy A School" Compare. Use <, >, or =. Show each step. 8 + 12 ÷ 4 ___ ( 8 + 12) ÷ 4 11/28/2018
Order of Operations ( ) ( ) Insert grouping symbol to make each "Purple Elephants May Destroy A School" Insert grouping symbol to make each sentence true. 4 • 6 – 2 + 7 = 23 b) 10 ÷ 3 + 2 • 4 = 8 ( ) ( ) 11/28/2018
Order of Operations "Purple Elephants May Destroy A School" 11/28/2018
Correct! Go on! 11/28/2018
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