Variety of math

2 - 4

• 2
• -8
• 6
• -2

-18 +(-6)

• 3
• -3
• -12
• -24

-15 - 3

• 12
• -12
• -18
• 18

The temperature changed from 3 degrees below zero at midnight to 7 degrees below zero at 2 a.m. How much did the temperature decrease?

• 5 degrees
• 4 degrees
• 10 degrees
• it stayed the same

The high temperature Monday was 4 degrees. The low temperature was -7 degrees. What is the difference between the high and low temperatures?

• 3 degrees
• 12 degrees
• 11 degrees
• 10 degrees

6 + 5

• 1

• 11

• 10

• 65

2 - 8

• -10

• 10

• 6

• -6

-6 + 2 - 4

• -10

• -8

• 12

• -12

7 - 1 + 2

• 10

• 9

• 8

• 7

An integer is...

• A whole number that can be positive, negative, or zero
• A number and its opposite
• All positive and negative numbers
• a number that is fractions, decimals, or whole