1.ATO.5 Counting relates to addition and subtraction

Use a number line to solve this equation: 18-5=

• 13

• 23

• 15

• 10

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Use counting on to solve this problem: 15+6=

• 20

• 16

• 21

• 18

Tags

CCSS.1.OA.C.6

Farmer Brown sold 14 vegetables in the morning and 8 vegetables in the afternoon. How many vegetables did he sell in all?

• 18

• 22

• 25

• 26

Tags

CCSS.2.OA.A.1

Sally had 13 apples. She gave some to her friend Sarah. Now Sally has 6 apples. How many apples did she give to Sarah?

• 3

• 6

• 5

• 7

Tags

CCSS.2.OA.A.1

15-_=7

• 7

• 15

• 8

• 9

Tags

CCSS.1.OA.D.8

11-5=_

• 7

• 11

• 5

• 6

Tags

CCSS.2.OA.A.1

Some friends are at the museum. 7 more join them. Now there are 12 friends. How many friends were there to start?

• 4

• 5

• 6

• 2

Tags

CCSS.2.OA.C.3

Which addition equation goes with 10-5?

• 5+5

• 4+3

• 1+1

• 5+4

Tags

CCSS.2.OA.A.1

Which subtraction equation goes with 8+3?

• 8-2

• 6-4

• 11-8

• 7-3

Tags

CCSS.2.NBT.B.5

Which fact goes with this fact family? 17-9=8, 9+8=17, 8+9=17

• 19-9=10

• 18-9=9

• 17-1=16

• 17-8=9