hard Set 9 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 6
  • 1
  • 7
Mode
write_all
Equations
  • {"text":"6 + 1 = 7","parts":[6,"+",1,"=",7]}
  • {"text":"1 + 6 = 7","parts":[1,"+",6,"=",7]}
  • {"text":"7 - 6 = 1","parts":[7,"-",6,"=",1]}
  • {"text":"7 - 1 = 6","parts":[7,"-",1,"=",6]}

Exercise 2

OperationPair
add-sub
Triple
  • 10
  • 10
  • 20
Mode
write_all
Equations
  • {"text":"10 + 10 = 20","parts":[10,"+",10,"=",20]}
  • {"text":"20 - 10 = 10","parts":[20,"-",10,"=",10]}

Exercise 3

OperationPair
add-sub
Triple
  • 3
  • 4
  • 7
Mode
write_all
Equations
  • {"text":"3 + 4 = 7","parts":[3,"+",4,"=",7]}
  • {"text":"4 + 3 = 7","parts":[4,"+",3,"=",7]}
  • {"text":"7 - 3 = 4","parts":[7,"-",3,"=",4]}
  • {"text":"7 - 4 = 3","parts":[7,"-",4,"=",3]}

Exercise 4

OperationPair
add-sub
Triple
  • 4
  • 5
  • 9
Mode
write_all
Equations
  • {"text":"4 + 5 = 9","parts":[4,"+",5,"=",9]}
  • {"text":"5 + 4 = 9","parts":[5,"+",4,"=",9]}
  • {"text":"9 - 4 = 5","parts":[9,"-",4,"=",5]}
  • {"text":"9 - 5 = 4","parts":[9,"-",5,"=",4]}

Exercise 5

OperationPair
add-sub
Triple
  • 9
  • 5
  • 14
Mode
write_all
Equations
  • {"text":"9 + 5 = 14","parts":[9,"+",5,"=",14]}
  • {"text":"5 + 9 = 14","parts":[5,"+",9,"=",14]}
  • {"text":"14 - 9 = 5","parts":[14,"-",9,"=",5]}
  • {"text":"14 - 5 = 9","parts":[14,"-",5,"=",9]}

Exercise 6

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]}