UNIT 1 Review

What is the opposite of -9? 

• 9
• 1/9
• 0
• -9

|6| + |-3|

• 3
• -3
• -9
• 9

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

Numbers like -3, -2, -1, 0, 1, 2, 3 are called

• whole numbers
• integers
• rational numbers
• natural numbers

⁸/₁₅  +  (-⁶/₁₅)

• 14/15
• -2/15
• 2/15
• -14/15

- 1/3 + (-1/6)

• -1/2
• -2/6
• 1/3
• -2/18

 ¼ − (-¾)= 

• -1/2
• 4/0
• 1
• None of the above

The temperature was 3* C on Monday and was 7.5 degrees lower the next day. What was the temperature on Tuesday?

• 10.5* C
• 4.5* C
• -4.5* C
• -10.5* C

A recipe calls for 1/2 cup of sugar and 1/3 cup of cinnamon. What is the measure of the two ingredients combined?

• 5/6 cup
• 2/5 cup
• 1/6 cup
• 1/5 cup

Find  -6.23 - 7.5

• 13.73
• 1.3
• -1.2
• -13.73