Workbook Detail
Fact Family Add Sub Within 20 Easy — Set 7
Exercise 1
- OperationPair
- add-sub
- Triple
- 6
- 3
- 9
- Mode
- write_all
- Equations
- {"text":"6 + 3 = 9","parts":[6,"+",3,"=",9]}
- {"text":"3 + 6 = 9","parts":[3,"+",6,"=",9]}
- {"text":"9 - 6 = 3","parts":[9,"-",6,"=",3]}
- {"text":"9 - 3 = 6","parts":[9,"-",3,"=",6]}
Exercise 2
- OperationPair
- add-sub
- Triple
- 9
- 7
- 16
- Mode
- write_all
- Equations
- {"text":"9 + 7 = 16","parts":[9,"+",7,"=",16]}
- {"text":"7 + 9 = 16","parts":[7,"+",9,"=",16]}
- {"text":"16 - 9 = 7","parts":[16,"-",9,"=",7]}
- {"text":"16 - 7 = 9","parts":[16,"-",7,"=",9]}
Exercise 3
- OperationPair
- add-sub
- Triple
- 7
- 7
- 14
- Mode
- write_all
- Equations
- {"text":"7 + 7 = 14","parts":[7,"+",7,"=",14]}
- {"text":"14 - 7 = 7","parts":[14,"-",7,"=",7]}
Exercise 4
- OperationPair
- add-sub
- Triple
- 5
- 10
- 15
- Mode
- write_all
- Equations
- {"text":"5 + 10 = 15","parts":[5,"+",10,"=",15]}
- {"text":"10 + 5 = 15","parts":[10,"+",5,"=",15]}
- {"text":"15 - 5 = 10","parts":[15,"-",5,"=",10]}
- {"text":"15 - 10 = 5","parts":[15,"-",10,"=",5]}
Exercise 5
- OperationPair
- add-sub
- Triple
- 10
- 4
- 14
- Mode
- write_all
- Equations
- {"text":"10 + 4 = 14","parts":[10,"+",4,"=",14]}
- {"text":"4 + 10 = 14","parts":[4,"+",10,"=",14]}
- {"text":"14 - 10 = 4","parts":[14,"-",10,"=",4]}
- {"text":"14 - 4 = 10","parts":[14,"-",4,"=",10]}
Exercise 6
- OperationPair
- add-sub
- Triple
- 2
- 6
- 8
- Mode
- write_all
- Equations
- {"text":"2 + 6 = 8","parts":[2,"+",6,"=",8]}
- {"text":"6 + 2 = 8","parts":[6,"+",2,"=",8]}
- {"text":"8 - 2 = 6","parts":[8,"-",2,"=",6]}
- {"text":"8 - 6 = 2","parts":[8,"-",6,"=",2]}
Teaching Notes
Practice fact family add sub within 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
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