Order of Operations Grouping Symbols

1 x 7 - (2 x 3) +6

• 6

• 7

• 8

• 9

In an expression what part of the question do you solve first?

• Parenthesis

• Adding and Subtracting Left to Right

• Multiplying and Dividing Left to Right

• Tacos and burritos

Evaluate: -4 - (2 - 3) - (-5)

Mathematical Equivalence

ON

Which operation would you do first in the following equation?

10 - 4 ÷ 1 x 5

• Subtraction

• Division

• Multiplication

• Addition

Which operation would you do first?
2 · (15 - 2) ÷ 5

• Addition

• Subtraction

• Multiplication

• Division

Which statement is true?

• You always multiply before you divide

• You always add before you subtract

• If two numbers are next to each other, like 3(2) that means its 32.

• You multiply and divide from left to right

brackets, braces, and parenthesis

• used for building things

• used for measuring volume

• grouping symbols

Evaluate the expression.

• 15

• 11

• -15

• -11

Solve the following:
5 - 6² ÷ 4 - 3

• 1

• -10.75

• -31

• -7