Addition and subtraction

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

• 5

• 7

• 2

• 1

Tags

CCSS.2.OA.A.1

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

• 10

• 5

• 15

Tags

CCSS.1.OA.A.1

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

• 18
• 22
• 20
• 4

Tags

CCSS.2.OA.A.1

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.2.OA.A.1

Oliver has 9 marbles. He lost 3 of them yesterday. How many marbles does he have left?

• 4

• 12

• 6

• 7

Tags

CCSS.2.OA.A.1

9 + 3

• 11

• 12

• 10

• 9

Tags

CCSS.1.OA.A.1

7 + 10

• 14

• 16

• 17

• 12

Tags

CCSS.1.OA.A.1

8+8=

• 16
• 0
• 15
• 12

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

4+4

• 6

• 3

• 7

• 8

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

9+0

• 9

• 1

• 7

• 3

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2