Adding and Subtraction

Doubles

100

6 + 6

12

200

8 + 8 

16

300

7 + 7 

14

400

9 + 9 

18

500

10 + 10

20

Near Doubles

100

3 + 2 

5

200

4 + 5 

9

300

5 + 6

11

400

7 + 8

15

500

7 + 6 

13

3 Addends

100

2+3+5=

10

200

5+4+5=

14

300

8+5+2=

15

400

9+3+4=

16

500

7+8+3=

18

Thinking Addition to Subtract

100

2 + 6 = 8

Write a related subtraction fact. 

8 -2 = 6

8 - 6 = 2

200

8 - 2 = 

Which addition fact can help you subtract?

a. 8 + 6 = 14

b. 6 + 6 = 12

c. 2 + 8 = 10

d. 2 + 6 = 8

d. 2 + 6 = 8

300

4 + ___ = 11

11 - 4 = ____

7

400

8 + ____ = 12

12 - 8 = ____

4

500

12 - 9 = ____

9 + ____ = 12

3

Word Problems

100

Mia has 7 grapes. Mia then eats 3 grapes. How many grapes are left?

4 grapes

200

Abby has 8 apples. Judy gives her 3 more apples. How many apples does Abby have in all?

11 apples

300

Maya has 9 pears. 3 pears are green. The rest are yellow. How many pears are yellow?

6 pears are yellow

400

There are 11 birds. 2 birds fly away. How many birds are left?

9 birds

500

There are 12 donuts in a box. Ms. Ashley eats 4 of them. How many donuts are left? 

8 donuts