Number Bonds Addition Within 20 Fill Both — Set 6
Exercise 1
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Answer: Array, Array
- Operation
- addition
- Target
- 5
- Mode
- fill_both
- ValidPairs
- [1,4]
- [2,3]
Exercise 2
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Answer: Array, Array, Array, Array, Array, Array, Array, Array, Array
- Operation
- addition
- Target
- 19
- Mode
- fill_both
- ValidPairs
- [1,18]
- [2,17]
- [3,16]
- [4,15]
- [5,14]
- [6,13]
- [7,12]
- [8,11]
- [9,10]
Exercise 3
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Answer: Array, Array, Array, Array, Array, Array, Array, Array, Array, Array
- Operation
- addition
- Target
- 20
- Mode
- fill_both
- ValidPairs
- [1,19]
- [2,18]
- [3,17]
- [4,16]
- [5,15]
- [6,14]
- [7,13]
- [8,12]
- [9,11]
- [10,10]
Exercise 4
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Answer: Array, Array, Array, Array, Array, Array
- Operation
- addition
- Target
- 12
- Mode
- fill_both
- ValidPairs
- [1,11]
- [2,10]
- [3,9]
- [4,8]
- [5,7]
- [6,6]
Exercise 5
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Answer: Array, Array, Array, Array
- Operation
- addition
- Target
- 8
- Mode
- fill_both
- ValidPairs
- [1,7]
- [2,6]
- [3,5]
- [4,4]
Exercise 6
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Answer: Array, Array, Array, Array, Array
- Operation
- addition
- Target
- 10
- Mode
- fill_both
- ValidPairs
- [1,9]
- [2,8]
- [3,7]
- [4,6]
- [5,5]
Exercise 7
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Answer: Array, Array, Array, Array, Array, Array
- Operation
- addition
- Target
- 13
- Mode
- fill_both
- ValidPairs
- [1,12]
- [2,11]
- [3,10]
- [4,9]
- [5,8]
- [6,7]
Exercise 8
Show answer
Answer: Array, Array
- Operation
- addition
- Target
- 4
- Mode
- fill_both
- ValidPairs
- [1,3]
- [2,2]
Teaching Notes
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