Adding and Subtracting 3-digit numbers using a number line

Front

What is 555 + 374?

Back

929

Front

What is 839 - 527?

Back

312

Front

What is 628 - 336?

Back

292

Front

What is 386 + 100 more?

Back

486

Front

What is 234 + 374?

Back

608

Front

What does a number line help us do?

Back

It helps us visualize addition and subtraction.

Front

What is the first step in adding 3-digit numbers on a number line?

Back

Start at the first number on the number line.

Front

How do you move on a number line when adding?

Back

You move to the right.

Front

How do you move on a number line when subtracting?

Back

You move to the left.

Front

What is the sum of 100 and 200?

Back

300