starter Set 9 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 3
  • 14
  • 17
Mode
write_all
Equations
  • {"text":"3 + 14 = 17","parts":[3,"+",14,"=",17]}
  • {"text":"14 + 3 = 17","parts":[14,"+",3,"=",17]}
  • {"text":"17 - 3 = 14","parts":[17,"-",3,"=",14]}
  • {"text":"17 - 14 = 3","parts":[17,"-",14,"=",3]}

Exercise 2

OperationPair
add-sub
Triple
  • 8
  • 19
  • 27
Mode
write_all
Equations
  • {"text":"8 + 19 = 27","parts":[8,"+",19,"=",27]}
  • {"text":"19 + 8 = 27","parts":[19,"+",8,"=",27]}
  • {"text":"27 - 8 = 19","parts":[27,"-",8,"=",19]}
  • {"text":"27 - 19 = 8","parts":[27,"-",19,"=",8]}

Exercise 3

OperationPair
add-sub
Triple
  • 18
  • 1
  • 19
Mode
write_all
Equations
  • {"text":"18 + 1 = 19","parts":[18,"+",1,"=",19]}
  • {"text":"1 + 18 = 19","parts":[1,"+",18,"=",19]}
  • {"text":"19 - 18 = 1","parts":[19,"-",18,"=",1]}
  • {"text":"19 - 1 = 18","parts":[19,"-",1,"=",18]}

Exercise 4

OperationPair
add-sub
Triple
  • 13
  • 2
  • 15
Mode
write_all
Equations
  • {"text":"13 + 2 = 15","parts":[13,"+",2,"=",15]}
  • {"text":"2 + 13 = 15","parts":[2,"+",13,"=",15]}
  • {"text":"15 - 13 = 2","parts":[15,"-",13,"=",2]}
  • {"text":"15 - 2 = 13","parts":[15,"-",2,"=",13]}

Exercise 5

OperationPair
add-sub
Triple
  • 16
  • 5
  • 21
Mode
write_all
Equations
  • {"text":"16 + 5 = 21","parts":[16,"+",5,"=",21]}
  • {"text":"5 + 16 = 21","parts":[5,"+",16,"=",21]}
  • {"text":"21 - 16 = 5","parts":[21,"-",16,"=",5]}
  • {"text":"21 - 5 = 16","parts":[21,"-",5,"=",16]}

Exercise 6

OperationPair
add-sub
Triple
  • 8
  • 8
  • 16
Mode
write_all
Equations
  • {"text":"8 + 8 = 16","parts":[8,"+",8,"=",16]}
  • {"text":"16 - 8 = 8","parts":[16,"-",8,"=",8]}