Add and Subtract up to 20

Kelly found 9 bears in the toy basket. Stephen found some bears in the toy basket. They found 15 bears in all.

How many bears did Stephen find?

• 6

• 7

• 16

• 9

Tags

CCSS.1.OA.A.1

CCSS.1.OA.B.4

CCSS.1.OA.C.6

CCSS.1.OA.D.8

Fred saw 10 butterflies on Monday. On Tuesday, there were only 8. How many butterflies flew away?

• 5

• 7

• 2

• 1

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

Sara picked some apples on Monday.

Then she picked 7 more apples on Tuesday.

Sara has 13 apples in all.

How many apples did Sara pick on Monday?

• 20, because 13 + 7 = 20

• 6, because 13 - 7 = 6

• 13, because 7 + 6 = 13

• 5, because 13 - 5 = 8

Tags

CCSS.1.OA.A.1

CCSS.1.OA.A.2

CCSS.1.OA.B.4

CCSS.1.OA.C.6

CCSS.1.OA.D.7

CCSS.1.OA.D.8

I have 10 dogs and 5 cats. How many animals do I have altogether?

• 10

• 5

• 15

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

Maddie has _______ colored pencils. She gives ________ to her friend. How many colored pencils does she have now? Which operation will you use to solve this?

• addition

• subtraction

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

Jake is _______ inches tall. His brother is ________ inches tall. How many more inches tall is Jake than his brother? Which operation would you use to solve this problem?

• addition

• subtraction

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

There were ______ frogs on the log. ______ more hopped on the log. How many frogs are there total? Which operation would you use to solve the problem?

• addition

• subtraction

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

The red team had ______ players. The blue team had _______ players. How many players are there altogether? Which operation would you use to solve this problem?

• addition

• subtraction

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

Natalie made 20 cupcakes for her class.  Her teacher ate 2 of them!  How many are left?

• 18
• 22
• 20
• 4

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

Sophie had a box of 15 crayons.  She gave 5 of them to Caleb.  How many crayons does Sophie have now?

• 18
• 20
• 10
• 5

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6