Add fast! Making 10/Using doubles

Front

What is the sum of 8 and 8?

Back

16

Front

What is the sum of 10 and 8?

Back

18

Front

What is the sum of 5 and 6?

Back

11

Front

What is the sum of 2 and 3?

Back

5

Front

What is the sum of 9 and 7?

Back

16

Front

What is the concept of making 10 in addition?

Back

Making 10 is a strategy used in addition where you combine numbers to reach a total of 10 before adding the remaining value.

Front

How can doubles be used in addition?

Back

Doubles can simplify addition by allowing you to add two identical numbers, making it easier to calculate sums.

Front

What is the double of 4?

Back

8

Front

What is the double of 5?

Back

10

Front

What is the double of 6?

Back

12