Adding and Subtracting

Front

What is the result of 74 - 11?

Back

63

Front

When do you add numbers in mathematics?

Back

When you combine quantities or give something.

Front

What is the sum of 34 and 65?

Back

99

Front

What is the result of 97 + 34?

Back

131

Front

What is the equation for 85 + 76?

Back

161

Front

What is subtraction?

Back

The process of taking one number away from another.

Front

What is addition?

Back

The process of combining two or more numbers to get a total.

Front

What is the commutative property of addition?

Back

The order of numbers does not affect the sum (e.g., a + b = b + a).

Front

What is the associative property of addition?

Back

The way numbers are grouped does not affect the sum (e.g., (a + b) + c = a + (b + c)).

Front

What is a number line?

Back

A visual representation of numbers in a straight line, used to illustrate addition and subtraction.