hard Set 1 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 9
  • 9
  • 18
Mode
write_all
Equations
  • {"text":"9 + 9 = 18","parts":[9,"+",9,"=",18]}
  • {"text":"18 - 9 = 9","parts":[18,"-",9,"=",9]}

Exercise 2

OperationPair
add-sub
Triple
  • 4
  • 10
  • 14
Mode
write_all
Equations
  • {"text":"4 + 10 = 14","parts":[4,"+",10,"=",14]}
  • {"text":"10 + 4 = 14","parts":[10,"+",4,"=",14]}
  • {"text":"14 - 4 = 10","parts":[14,"-",4,"=",10]}
  • {"text":"14 - 10 = 4","parts":[14,"-",10,"=",4]}

Exercise 3

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 4

OperationPair
add-sub
Triple
  • 8
  • 2
  • 10
Mode
write_all
Equations
  • {"text":"8 + 2 = 10","parts":[8,"+",2,"=",10]}
  • {"text":"2 + 8 = 10","parts":[2,"+",8,"=",10]}
  • {"text":"10 - 8 = 2","parts":[10,"-",8,"=",2]}
  • {"text":"10 - 2 = 8","parts":[10,"-",2,"=",8]}

Exercise 5

OperationPair
add-sub
Triple
  • 7
  • 4
  • 11
Mode
write_all
Equations
  • {"text":"7 + 4 = 11","parts":[7,"+",4,"=",11]}
  • {"text":"4 + 7 = 11","parts":[4,"+",7,"=",11]}
  • {"text":"11 - 7 = 4","parts":[11,"-",7,"=",4]}
  • {"text":"11 - 4 = 7","parts":[11,"-",4,"=",7]}

Exercise 6

OperationPair
add-sub
Triple
  • 8
  • 6
  • 14
Mode
write_all
Equations
  • {"text":"8 + 6 = 14","parts":[8,"+",6,"=",14]}
  • {"text":"6 + 8 = 14","parts":[6,"+",8,"=",14]}
  • {"text":"14 - 8 = 6","parts":[14,"-",8,"=",6]}
  • {"text":"14 - 6 = 8","parts":[14,"-",6,"=",8]}