1. Simplify 2
÷ 5 × 2 8 11 16 6½

2. 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.
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3. 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
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4. Simplify 2
÷ 5 × 2 8 11 16 6½
Click correct answer!

5. 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 – ) (9 + 1)
3) • ) [ 3 (5) + 1 ] • 2
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6. Order of Operations Compare. Use <, >, or =. Show each step.
"Purple Elephants May Destroy A School"
Compare. Use <, >, or =. Show each step.
÷ 4 ___ ( ) ÷ 4
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7. 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 – = 23
b) ÷ • 4 = 8
( )
( )
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8. Order of Operations
"Purple Elephants May Destroy A School"
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9. Correct!
Go on!
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10. Sorry, Try again!
Try again!
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