# Worksheet: Adding Three Numbers by Making 10

In this worksheet, we will practice adding three one-digit numbers by first adding two of them to make 10.

**Q3: **

We can add three numbers in any order.

Which of these is equal to the sum of 5, 9, and 1?

- A
- B
- C

What is 5+9+1?

**Q4: **

Fill in the blank: .

**Q5: **

Add the numbers.

Find the ten frames that show the sum.

- A
- B
- C

**Q6: **

Add by making 10.

**Q9: **

Adding 3 numbers is easy when we can make 10!

To find we can make 10 by adding 8 and 2 first.

What number is missing ?