Lessons Unknown Numbers

Quiz

•

Mathematics

•

1st - 3rd Grade

•

Hard

•

CCSS

1.OA.D.8, 1.OA.A.1

Standards-aligned

Barbara White

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

6 + ? = 15

8

21

9

10

Tags

CCSS.1.OA.D.8

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

8 + ? = 16

7

10

9

8

Tags

CCSS.1.OA.D.8

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

3 + ? = 12

15

9

10

6

Tags

CCSS.1.OA.D.8

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

4 + ? = 12

8

16

4

10

Tags

CCSS.1.OA.D.8

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

15+__=21

7

6

8

Tags

CCSS.1.OA.A.1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

10+_=15

9

1

5

8

Tags

CCSS.1.OA.A.1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the missing addend for this equation
5+__= 8

3

6

5

8

Tags

CCSS.1.OA.D.8

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