Math 1grade

Front

What is subtraction?

Back

Subtraction is the mathematical operation of finding the difference between two numbers, where one number is taken away from another.

Front

What is addition?

Back

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

Front

What is the result of 9 - 2?

Back

The result of 9 - 2 is 7.

Front

What is the result of 7 + 6?

Back

The result of 7 + 6 is 13.

Front

What is the result of 8 + 2?

Back

The result of 8 + 2 is 10.

Front

What is the result of 13 - 4?

Back

The result of 13 - 4 is 9.

Front

What is the result of 5 + 3?

Back

The result of 5 + 3 is 8.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals along its length, used to represent numbers visually.

Front

What is the commutative property of addition?

Back

The commutative property of addition states that changing the order of the addends does not change the sum (e.g., a + b = b + a).

Front

What is the commutative property of subtraction?

Back

The commutative property does not apply to subtraction; changing the order of the numbers will change the result (e.g., a - b ≠ b - a).