hard Set 1 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 2
  • 9
  • 11
Mode
write_all
Equations
  • {"text":"2 + 9 = 11","parts":[2,"+",9,"=",11]}
  • {"text":"9 + 2 = 11","parts":[9,"+",2,"=",11]}
  • {"text":"11 - 2 = 9","parts":[11,"-",2,"=",9]}
  • {"text":"11 - 9 = 2","parts":[11,"-",9,"=",2]}

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
  • 1
  • 10
  • 11
Mode
write_all
Equations
  • {"text":"1 + 10 = 11","parts":[1,"+",10,"=",11]}
  • {"text":"10 + 1 = 11","parts":[10,"+",1,"=",11]}
  • {"text":"11 - 1 = 10","parts":[11,"-",1,"=",10]}
  • {"text":"11 - 10 = 1","parts":[11,"-",10,"=",1]}

Exercise 4

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 5

OperationPair
add-sub
Triple
  • 1
  • 2
  • 3
Mode
write_all
Equations
  • {"text":"1 + 2 = 3","parts":[1,"+",2,"=",3]}
  • {"text":"2 + 1 = 3","parts":[2,"+",1,"=",3]}
  • {"text":"3 - 1 = 2","parts":[3,"-",1,"=",2]}
  • {"text":"3 - 2 = 1","parts":[3,"-",2,"=",1]}

Exercise 6

OperationPair
add-sub
Triple
  • 1
  • 9
  • 10
Mode
write_all
Equations
  • {"text":"1 + 9 = 10","parts":[1,"+",9,"=",10]}
  • {"text":"9 + 1 = 10","parts":[9,"+",1,"=",10]}
  • {"text":"10 - 1 = 9","parts":[10,"-",1,"=",9]}
  • {"text":"10 - 9 = 1","parts":[10,"-",9,"=",1]}