Review Q1 - 9/11

Which operation would you do first?
( 12 + 10) ÷ 10 · 14 - 6

• Division
• Multiplication
• Addition
• Subtraction

20 - 5 x 2

• 30
• 10
• 50

(7 + 41) ÷ 2 – 15

• 19
• 9
• 25
• 3

2f + f

• 3f
• 2f
• f

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

5(2x + 3)

• 10x + 3

• 10x + 15

• 25x

• 7x + 8

2(4 + 9w) 

• 8+9w
• 2+9
• 8+18w
• 2+9w

What is the reason that absolute value is always written as a positive?

• Absolute value is talking about numbers so it must be positive.
• Absolute value does not always have to be positive.
• Absolute value is like a clock it has only positive numbers.
• Absolute value is talking about distance, distance is always measured by positive numbers.

What's another way to define absolute value?

• The value of a number
• The opposite of a number
• The distance of a number from zero
• The multiplicative inverse of a number

The absolute value of |26| is?

• 26
• - 26