expert Set 7 Form Exercise

Exercise 1

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

Exercise 2

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

Exercise 3

OperationPair
add-sub
Triple
  • 8
  • 10
  • 18
Mode
write_all
Equations
  • {"text":"8 + 10 = 18","parts":[8,"+",10,"=",18]}
  • {"text":"10 + 8 = 18","parts":[10,"+",8,"=",18]}
  • {"text":"18 - 8 = 10","parts":[18,"-",8,"=",10]}
  • {"text":"18 - 10 = 8","parts":[18,"-",10,"=",8]}

Exercise 4

OperationPair
add-sub
Triple
  • 7
  • 6
  • 13
Mode
write_all
Equations
  • {"text":"7 + 6 = 13","parts":[7,"+",6,"=",13]}
  • {"text":"6 + 7 = 13","parts":[6,"+",7,"=",13]}
  • {"text":"13 - 7 = 6","parts":[13,"-",7,"=",6]}
  • {"text":"13 - 6 = 7","parts":[13,"-",6,"=",7]}

Exercise 5

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

Exercise 6

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]}