Sub Within 20

Ms. Marley had 11 colored pens. Harmony gave her 5 more. How many does Mrs. Marley have now?

Tags

CCSS.2.OA.A.1

There were 18 kids on the playground. Some of them went inside. Now there are 13 kids on the playground. How many went inside?

Tags

CCSS.2.OA.A.1

4 + 6 = ___

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

12 - 4 = ___

Tags

CCSS.2.OA.A.1

___ + 6 = 15

Tags

CCSS.1.OA.D.8

15 - 4

• 9

• 11

• 13

• 7

Tags

CCSS.2.OA.A.1

20 - 4

• 16

• 8

• 10

• 12

Tags

CCSS.1.OA.C.6

7 - 3

• 4

• 5

• 3

• 2

Tags

CCSS.1.OA.C.6

14 - 7

• 7

• 6

• 5

• 8

Tags

CCSS.2.OA.A.1

2 + 8

• 10

• 9

• 11

• 7

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2