easy Set 3 Form Exercise

Start at 9. Follow the path: -3, -4. What is the final answer?

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Answer: 2

StartValue
9
Steps
  • {"op":"-","value":3,"result":6}
  • {"op":"-","value":4,"result":2}
Forks
  • {"correct":6,"wrong":9,"options":[9,6],"correctIndex":1,"op":"-","value":3}
  • {"correct":2,"wrong":1,"options":[2,1],"correctIndex":0,"op":"-","value":4}

Start at 12. Follow the path: +8, +2. What is the final answer?

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Answer: 22

StartValue
12
Steps
  • {"op":"+","value":8,"result":20}
  • {"op":"+","value":2,"result":22}
Forks
  • {"correct":20,"wrong":18,"options":[18,20],"correctIndex":1,"op":"+","value":8}
  • {"correct":22,"wrong":26,"options":[26,22],"correctIndex":1,"op":"+","value":2}

Start at 13. Follow the path: +4, -8. What is the final answer?

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Answer: 9

StartValue
13
Steps
  • {"op":"+","value":4,"result":17}
  • {"op":"-","value":8,"result":9}
Forks
  • {"correct":17,"wrong":19,"options":[19,17],"correctIndex":1,"op":"+","value":4}
  • {"correct":9,"wrong":7,"options":[9,7],"correctIndex":0,"op":"-","value":8}

Start at 13. Follow the path: +10, +6. What is the final answer?

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Answer: 29

StartValue
13
Steps
  • {"op":"+","value":10,"result":23}
  • {"op":"+","value":6,"result":29}
Forks
  • {"correct":23,"wrong":25,"options":[25,23],"correctIndex":1,"op":"+","value":10}
  • {"correct":29,"wrong":27,"options":[27,29],"correctIndex":1,"op":"+","value":6}

Start at 21. Follow the path: +9, -10. What is the final answer?

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Answer: 20

StartValue
21
Steps
  • {"op":"+","value":9,"result":30}
  • {"op":"-","value":10,"result":20}
Forks
  • {"correct":30,"wrong":32,"options":[32,30],"correctIndex":1,"op":"+","value":9}
  • {"correct":20,"wrong":16,"options":[16,20],"correctIndex":1,"op":"-","value":10}

Start at 20. Follow the path: -2, +9. What is the final answer?

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Answer: 27

StartValue
20
Steps
  • {"op":"-","value":2,"result":18}
  • {"op":"+","value":9,"result":27}
Forks
  • {"correct":18,"wrong":13,"options":[18,13],"correctIndex":0,"op":"-","value":2}
  • {"correct":27,"wrong":31,"options":[31,27],"correctIndex":1,"op":"+","value":9}

Start at 12. Follow the path: +10, -2. What is the final answer?

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Answer: 20

StartValue
12
Steps
  • {"op":"+","value":10,"result":22}
  • {"op":"-","value":2,"result":20}
Forks
  • {"correct":22,"wrong":17,"options":[22,17],"correctIndex":0,"op":"+","value":10}
  • {"correct":20,"wrong":22,"options":[22,20],"correctIndex":1,"op":"-","value":2}

Start at 3. Follow the path: -1, +5. What is the final answer?

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Answer: 7

StartValue
3
Steps
  • {"op":"-","value":1,"result":2}
  • {"op":"+","value":5,"result":7}
Forks
  • {"correct":2,"wrong":5,"options":[2,5],"correctIndex":0,"op":"-","value":1}
  • {"correct":7,"wrong":12,"options":[7,12],"correctIndex":0,"op":"+","value":5}