adding/subtracting positive integers

Front

What is the sum of 17 and 15?

Back

32

Front

Calculate the sum of 672, 19, and 106.

Back

797

Front

What is 70 minus 18?

Back

52

Front

Find the difference between 345 and 208.

Back

137

Front

What is the total of 500, 672, and 17?

Back

1189

Front

Define addition in the context of positive integers.

Back

Addition is the mathematical operation of combining two or more numbers to get a total.

Front

Define subtraction in the context of positive integers.

Back

Subtraction is the mathematical operation of taking one number away from another.

Front

What is the commutative property of addition?

Back

The commutative property states that changing the order of the numbers in an addition problem does not change the sum.

Front

What is the associative property of addition?

Back

The associative property states that the way in which numbers are grouped in addition does not change the sum.

Front

What is the identity property of addition?

Back

The identity property states that adding zero to any number does not change the value of that number.