Number Bonds to 20
Finding parts that make a whole number up to 20
Finding parts that make a whole number up to 20
Math - Grade 2-3
- 1
Complete the number bond: 8 and ___ make 20.
- 2
Complete the number bond: 15 and ___ make 20.
- 3
Write the two parts in this number bond: The whole is 18. One part is 9. What is the other part?
- 4
Mia has 11 blue beads and some red beads. She has 20 beads in all. How many red beads does Mia have?
- 5
Complete the number sentence: 6 + ___ = 20.
- 6
Complete the number bond: 7 and ___ make 16.
- 7
A basket has 13 apples. Some more apples are added, and now there are 20 apples. How many apples were added?
- 8
List three different number bonds that make 20.
- 9
Complete the number sentence: ___ + 4 = 17.
- 10
The whole is 19. The two parts are 10 and ___. Fill in the missing part.
- 11
Sam needs 20 stickers. He already has 16 stickers. How many more stickers does he need?
- 12
Complete this fact family for the number bond 12 and 5 make 17: 12 + 5 = 17, 5 + 12 = 17, 17 - 12 = ___, and 17 - 5 = ___.
- 13
Look at the ten-frames. One ten-frame is full, and the second ten-frame has 3 counters. How many more counters are needed to make 20?
- 14
Complete the number bond: 14 is the whole. One part is 6. What is the other part?
- 15
True or false: 9 and 11 are a number bond for 20. Explain your answer.
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