addition and subtraction equations

Front

What does 'inverse' mean?

Back

Opposite

Front

An expression is simplified when there are no more parentheses or _________ _________.

Back

Like terms

Front

Which equation can be used to represent the following situation? My cousin had some cookies and gave away 4. Now she has 12 cookies.

Back

n - 4 = 12

Front

The inverse of subtraction is ________.

Back

addition

Front

Allison bought a sandwich for $4.50, a pop for $2.50, and some fries. She spent $8.50. How much did her fries cost?

Back

$1.50

Front

What is the result of 7 + 5?

Back

12

Front

What is the result of 15 - 9?

Back

6

Front

If n + 3 = 10, what is the value of n?

Back

7

Front

If 20 - m = 5, what is the value of m?

Back

15

Front

What is the sum of 8 and 12?

Back

20