Adding Two Digit Doubles

In a ________ fact, the two numbers being added are the same.

• near doubles

• doubles

• sum

• addend

When adding, the total is called the ______.

• near doubles

• doubles

• sum

• addend

5 + 5

• 5

• 8

• 10

• 12

9 + 9

• 18

• 16

• 17

• 19

5+5=

• 7

• 5

• 9

• 10

6+6=

• 14

• 6

• 8

• 12

4+4=

• 4

• 10

• 8

• 6

6 + 6 =

• 12

• 11

• 13

• 14

10 + 10

• 19

• 7

• 20

9 + 9 =