09.03 G2 Math Ch. 1 Vocab.

Front

Example of related facts?

Back

No

Front

Addends?

Back

Any numbers being added together.

Front

Direction of the arrow when counting on?

Back

right

Front

What does "difference" mean?

Back

The answer to a subtraction problem.

Front

What is a fact family?

Back

Addition and subtraction sentences using the same numbers.

Front

What is missing?

Back

The sum.

Front

What does "add" mean?

Back

To join together two sets find the total.

Front

Example of "doubles":

Back

3 + 3 = 6

Front

Count back: On a number line, starting at a greater number and moving to a lower number.

Back

On a number line, starting at a greater number and moving to a lower number.

Front

Example of near doubles?

Back

4 + 5 = 9