Adding and Subtracting Integers

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

What is the result of 12 - (-3)?

Back

15

Front

What is the result of 10 + 5 - (-2)?

Back

17

Front

What is the result of -5 - (-7)?

Back

2

Front

If Cinderella's castle is at 200 feet above sea level, what is the elevation of Sleeping Beauty's castle if it is 100 feet less?

Back

100 feet

Front

What is the rule for subtracting a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the result of adding two negative integers, for example, -4 + (-3)?

Back

-7

Front

What is the result of adding a positive integer and a negative integer, for example, 5 + (-3)?

Back

2

Front

What is the result of subtracting a positive integer from a negative integer, for example, -3 - 2?

Back

-5

Front

What is the result of subtracting a negative integer from a positive integer, for example, 4 - (-2)?

Back

6