easy Set 3 Form Exercise

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

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Answer: 13

StartValue
13
Steps
  • {"op":"+","value":10,"result":23}
  • {"op":"-","value":10,"result":13}
Forks
  • {"correct":23,"wrong":25,"options":[25,23],"correctIndex":1,"op":"+","value":10}
  • {"correct":13,"wrong":18,"options":[18,13],"correctIndex":1,"op":"-","value":10}

Start at 2. Follow the path: +7, -8. What is the final answer?

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Answer: 1

StartValue
2
Steps
  • {"op":"+","value":7,"result":9}
  • {"op":"-","value":8,"result":1}
Forks
  • {"correct":9,"wrong":13,"options":[13,9],"correctIndex":1,"op":"+","value":7}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":1,"op":"-","value":8}

Start at 5. Follow the path: -2, -2. What is the final answer?

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Answer: 1

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

Start at 21. Follow the path: +4, -10. What is the final answer?

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Answer: 15

StartValue
21
Steps
  • {"op":"+","value":4,"result":25}
  • {"op":"-","value":10,"result":15}
Forks
  • {"correct":25,"wrong":27,"options":[27,25],"correctIndex":1,"op":"+","value":4}
  • {"correct":15,"wrong":20,"options":[15,20],"correctIndex":0,"op":"-","value":10}

Start at 16. Follow the path: -3, +8. What is the final answer?

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Answer: 21

StartValue
16
Steps
  • {"op":"-","value":3,"result":13}
  • {"op":"+","value":8,"result":21}
Forks
  • {"correct":13,"wrong":9,"options":[9,13],"correctIndex":1,"op":"-","value":3}
  • {"correct":21,"wrong":17,"options":[21,17],"correctIndex":0,"op":"+","value":8}

Start at 4. Follow the path: +6, +5. What is the final answer?

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Answer: 15

StartValue
4
Steps
  • {"op":"+","value":6,"result":10}
  • {"op":"+","value":5,"result":15}
Forks
  • {"correct":10,"wrong":12,"options":[10,12],"correctIndex":0,"op":"+","value":6}
  • {"correct":15,"wrong":13,"options":[13,15],"correctIndex":1,"op":"+","value":5}

Start at 17. Follow the path: -10, -5. What is the final answer?

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Answer: 2

StartValue
17
Steps
  • {"op":"-","value":10,"result":7}
  • {"op":"-","value":5,"result":2}
Forks
  • {"correct":7,"wrong":2,"options":[7,2],"correctIndex":0,"op":"-","value":10}
  • {"correct":2,"wrong":1,"options":[2,1],"correctIndex":0,"op":"-","value":5}

Start at 8. Follow the path: +7, +2. What is the final answer?

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Answer: 17

StartValue
8
Steps
  • {"op":"+","value":7,"result":15}
  • {"op":"+","value":2,"result":17}
Forks
  • {"correct":15,"wrong":11,"options":[11,15],"correctIndex":1,"op":"+","value":7}
  • {"correct":17,"wrong":13,"options":[13,17],"correctIndex":1,"op":"+","value":2}