Module 2

Mr. Baggy owns a pet store. He counted 10 goldfish in a big tank and 5 goldfish in a small tank. He sold 8 goldfish out of the big tank. Which number sentence will help us find the number of goldfish Mr. Baggy had left in all?

• 15 - 5

• 15 - 8

Tags

CCSS.1.OA.A.1

Select the numbers that make the number sentences true. 

12-9 = 

11-8 = 

15-6 =

• 2, 2, 7

• 3, 3, 9

Tags

CCSS.1.OA.B.3

Select the numbers that make the number sentences true. 

9 +_ = 13 

8 + _ = 12 

12 = _ +7 

• 4, 4, 5

• 6, 5, 4

Tags

CCSS.1.OA.A.1

Which two number sentence are related to 9 + _ = 13 ?

• 9 - 4 = 13

• 13 - 4 = 9

• 13 - 9 = 6

• 13 - 9 = 4

Tags

CCSS.2.NBT.B.5

On paper draw a picture AND number bond that goes with the number sentences:

13 - 9 = 4

12 - 8 = 4

Mr. Baggy has 9 birds, 15 snakes, and 12 turtles.

On your own paper draw two ways (number bond and picture) that matches the number of SNAKES only.

Mr. Baggy has 9 birds, 15 snakes, and 12 turtles.

Mr. Baggy sold some snakes. NOW, he has 5 left. How many snakes did he sell?

Which number sentences will match

• 15 - 5

• 15 - 10

Tags

CCSS.2.OA.A.1

Mr. Baggy has 9 birds, 15 snakes, and 12 turtles.

Mr. Baggy sold 8 turtles. Which number sentence will help us?

• 15 - 8

• 12 - 8

Tags

CCSS.1.OA.A.1

Mr. Baggy has 9 birds, 15 snakes, and 12 turtles.

As Mr. Baggy gets ready to close his pet store for the day, he needs to know how many animals he has altogether.

He SOLD 10 snakes and 8 turtles. He did NOT sell any birds.

How many birds, snakes, and turtles does Mr. Baggy have left in his store altogether?

What number sentence will help us?

• 9 + 5 + 4

• 9 + 5 + 2

Tags

CCSS.3.OA.D.8

Is this number sentence true or false?

9 + 5 + 4 = 9 + 4 + 5

• True

• False

Tags

CCSS.1.OA.B.3