Integer Operations

Front

What is the result of (-8) + (-4)?

Back

-12

Front

A mountain was 50 feet below sea level. If it increases in height by 75 feet, how high is it now?

Back

25 feet

Front

If Barbara loses 5 points for each homework she forgets, what integer represents the change in her grade if she forgets her homework 4 times?

Back

-20

Front

Which operation results in a number larger than 70: 70 x -10, 70 - (-10), or 70 + (-10)?

Back

70 - (-10)

Front

Back

-70

Front

What is the sum of 15 and -9?

Back

6

Front

What is the product of -3 and 4?

Back

-12

Front

What is the result of 20 - 25?

Back

-5

Front

What is the result of -10 + 15?

Back

5

Front

What is the result of -6 - 4?

Back

-10