expert Set 9 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 3
  • 10
  • 13
Mode
write_all
Equations
  • {"text":"3 + 10 = 13","parts":[3,"+",10,"=",13]}
  • {"text":"10 + 3 = 13","parts":[10,"+",3,"=",13]}
  • {"text":"13 - 3 = 10","parts":[13,"-",3,"=",10]}
  • {"text":"13 - 10 = 3","parts":[13,"-",10,"=",3]}

Exercise 2

OperationPair
add-sub
Triple
  • 2
  • 6
  • 8
Mode
write_all
Equations
  • {"text":"2 + 6 = 8","parts":[2,"+",6,"=",8]}
  • {"text":"6 + 2 = 8","parts":[6,"+",2,"=",8]}
  • {"text":"8 - 2 = 6","parts":[8,"-",2,"=",6]}
  • {"text":"8 - 6 = 2","parts":[8,"-",6,"=",2]}

Exercise 3

OperationPair
add-sub
Triple
  • 2
  • 10
  • 12
Mode
write_all
Equations
  • {"text":"2 + 10 = 12","parts":[2,"+",10,"=",12]}
  • {"text":"10 + 2 = 12","parts":[10,"+",2,"=",12]}
  • {"text":"12 - 2 = 10","parts":[12,"-",2,"=",10]}
  • {"text":"12 - 10 = 2","parts":[12,"-",10,"=",2]}

Exercise 4

OperationPair
add-sub
Triple
  • 5
  • 1
  • 6
Mode
write_all
Equations
  • {"text":"5 + 1 = 6","parts":[5,"+",1,"=",6]}
  • {"text":"1 + 5 = 6","parts":[1,"+",5,"=",6]}
  • {"text":"6 - 5 = 1","parts":[6,"-",5,"=",1]}
  • {"text":"6 - 1 = 5","parts":[6,"-",1,"=",5]}

Exercise 5

OperationPair
add-sub
Triple
  • 2
  • 4
  • 6
Mode
write_all
Equations
  • {"text":"2 + 4 = 6","parts":[2,"+",4,"=",6]}
  • {"text":"4 + 2 = 6","parts":[4,"+",2,"=",6]}
  • {"text":"6 - 2 = 4","parts":[6,"-",2,"=",4]}
  • {"text":"6 - 4 = 2","parts":[6,"-",4,"=",2]}

Exercise 6

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