Add and Subtract 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 does it mean to add integers?

Back

Adding integers involves combining their values. If both integers are positive, the result is positive. If both are negative, the result is negative. If one is positive and the other is negative, subtract the smaller absolute value from the larger absolute value and keep the sign of the integer with the larger absolute value.

Front

What does it mean to subtract integers?

Back

Subtracting integers means finding the difference between them. This can be done by adding the opposite of the integer being subtracted.

Front

What is the result of (-12) + 7?

Back

-5

Front

What is the result of -13 - (-5)?

Back

-8

Front

What is the result of -45 + 9?

Back

-36

Front

What is the result of 16 - 24?

Back

-8

Front

What is the result of -25 - 8?

Back

-33

Front

How do you add a positive integer to a negative integer?

Back

To add a positive integer to a negative integer, subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

Front

How do you subtract a negative integer from a positive integer?

Back

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