1st grade Unit 3 Review for Test

Mary bakes 12 cookies. Then she bakes 6 more cookies. How many cookies did she make?

Tags

CCSS.2.OA.A.1

Nancy has 17 toys in her room. She gives 8 of her toys to her brother. How many toys does she have left?

Tags

CCSS.2.OA.A.1

Pick the missing related fact.

8 + 6 = 14

6 + 8 = 14

14 - 8 = 6

• 14 - 6 = 8

• 14 - 7 = 7

• 14 - 5 = 9

• 14 - 4 = 10

Tags

CCSS.2.NBT.B.5

There are 4 pancakes cooking. Mom makes 9 more. How many pancakes does she have in all?

Tags

CCSS.2.OA.A.1

Use the diagram. What is the unknown number in the related facts?

5 + _ = 8

8 - 5 = _

Tags

CCSS.2.OA.A.1

Which math equation is true?

• 9 - 6 = 10 - 4

• 5 + 3 = 4 + 4

Tags

CCSS.1.OA.B.3

Which is the unknown number in these related facts?

_ + 9 = 15

9 + _ = 15

15 - 6 = _

15 - _ = 6

• 6 and 9

• 7 and 9

• 8 and 6

• 5 and 9

Tags

CCSS.2.NBT.B.5

What are two ways to make 11?

Tags

CCSS.1.OA.A.1

Write the addition sentence you can use to check the subtraction sentence: 11 - 7 =

• 7 + 4 = 11

• 7 + 3 = 11

• 7 + 5 = 11

• 7 + 2 = 11

Tags

CCSS.2.NBT.B.5

Ruby uses these 3 numbers to write related facts: 6, 8, 2. What are the 4 related facts Ruby could write?

• 6 + 8 = 14

  8 + 6 = 14

  14 - 6 = 8

  14 - 8 = 14

• 6 + 2 = 8

  2 + 6 = 8

  8 - 6 = 2

  8 - 2 = 6

• 6 - 2 = 12

  2 + 6 = 12

  12 + 6 = 8

  8 + 6 = 2

• 6 - 4 = 2

  6 - 2 = 4

  4 + 2 = 6

  4 + 6 = 10

Tags

CCSS.2.NBT.B.5