hard Set 7 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 10
  • 9
  • 19
Mode
write_all
Equations
  • {"text":"10 + 9 = 19","parts":[10,"+",9,"=",19]}
  • {"text":"9 + 10 = 19","parts":[9,"+",10,"=",19]}
  • {"text":"19 - 10 = 9","parts":[19,"-",10,"=",9]}
  • {"text":"19 - 9 = 10","parts":[19,"-",9,"=",10]}

Exercise 2

OperationPair
add-sub
Triple
  • 6
  • 6
  • 12
Mode
write_all
Equations
  • {"text":"6 + 6 = 12","parts":[6,"+",6,"=",12]}
  • {"text":"12 - 6 = 6","parts":[12,"-",6,"=",6]}

Exercise 3

OperationPair
add-sub
Triple
  • 6
  • 4
  • 10
Mode
write_all
Equations
  • {"text":"6 + 4 = 10","parts":[6,"+",4,"=",10]}
  • {"text":"4 + 6 = 10","parts":[4,"+",6,"=",10]}
  • {"text":"10 - 6 = 4","parts":[10,"-",6,"=",4]}
  • {"text":"10 - 4 = 6","parts":[10,"-",4,"=",6]}

Exercise 4

OperationPair
add-sub
Triple
  • 6
  • 10
  • 16
Mode
write_all
Equations
  • {"text":"6 + 10 = 16","parts":[6,"+",10,"=",16]}
  • {"text":"10 + 6 = 16","parts":[10,"+",6,"=",16]}
  • {"text":"16 - 6 = 10","parts":[16,"-",6,"=",10]}
  • {"text":"16 - 10 = 6","parts":[16,"-",10,"=",6]}

Exercise 5

OperationPair
add-sub
Triple
  • 4
  • 4
  • 8
Mode
write_all
Equations
  • {"text":"4 + 4 = 8","parts":[4,"+",4,"=",8]}
  • {"text":"8 - 4 = 4","parts":[8,"-",4,"=",4]}

Exercise 6

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