Chapter 5 Math Review

There are 4 dogs in the yard. Some more dogs come. Now there are 9 in all.

How many dogs come?

Tags

CCSS.1.OA.A.1

Which fact is a related fact?

7+9=16 16-9=7

9+7=16 ?

• 9-7=2

• 16-9=7

• 10+6=16

• 16-8=8

Tags

CCSS.2.NBT.B.5

Look at the facts. Are they related facts?

Choose Yes or No.

7+5=12 12-5=7

• Yes!

• No!

Tags

CCSS.1.OA.B.3

Mrs. Burgi has 14 dollars. She spends 8 dollars.

How many dollars does she have now?

Write a number sentence to solve.

Then write an addition sentence to check

Tags

CCSS.2.OA.A.1

Write the numbers that make the number sentence true.

8+___=11

11-8=___

Tags

CCSS.2.OA.A.1

Which is the unknown number in these related facts?

__+4=11 11-4=__

4+__=11 11-__=4

Tags

CCSS.2.OA.A.1

Izzy has 6 flowers. A friend gives her 5 flowers. How many flowers does Izzy have now?

Tags

CCSS.1.OA.A.1

Choose all the ways that make 16.

• 8+4

• 8+8

• 6+4+6

Tags

CCSS.2.OA.A.1

Is the math sentence true?

6+4=4+6

Choose Yes or No.

• Yes!

• No!

Tags

CCSS.1.OA.B.3

Is the math sentence true?

11=6+5

Choose Yes or No.

• Yes!

• No!