expert Set 4 Form Exercise

Exercise 1

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 2

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

Exercise 3

OperationPair
add-sub
Triple
  • 4
  • 1
  • 5
Mode
write_all
Equations
  • {"text":"4 + 1 = 5","parts":[4,"+",1,"=",5]}
  • {"text":"1 + 4 = 5","parts":[1,"+",4,"=",5]}
  • {"text":"5 - 4 = 1","parts":[5,"-",4,"=",1]}
  • {"text":"5 - 1 = 4","parts":[5,"-",1,"=",4]}

Exercise 4

OperationPair
add-sub
Triple
  • 3
  • 6
  • 9
Mode
write_all
Equations
  • {"text":"3 + 6 = 9","parts":[3,"+",6,"=",9]}
  • {"text":"6 + 3 = 9","parts":[6,"+",3,"=",9]}
  • {"text":"9 - 3 = 6","parts":[9,"-",3,"=",6]}
  • {"text":"9 - 6 = 3","parts":[9,"-",6,"=",3]}

Exercise 5

OperationPair
add-sub
Triple
  • 8
  • 7
  • 15
Mode
write_all
Equations
  • {"text":"8 + 7 = 15","parts":[8,"+",7,"=",15]}
  • {"text":"7 + 8 = 15","parts":[7,"+",8,"=",15]}
  • {"text":"15 - 8 = 7","parts":[15,"-",8,"=",7]}
  • {"text":"15 - 7 = 8","parts":[15,"-",7,"=",8]}

Exercise 6

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