easy Set 1 Form Exercise

Start at 21. Follow the path: -6, +6. What is the final answer?

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Answer: 21

StartValue
21
Steps
  • {"op":"-","value":6,"result":15}
  • {"op":"+","value":6,"result":21}
Forks
  • {"correct":15,"wrong":20,"options":[20,15],"correctIndex":1,"op":"-","value":6}
  • {"correct":21,"wrong":16,"options":[16,21],"correctIndex":1,"op":"+","value":6}

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

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Answer: 21

StartValue
7
Steps
  • {"op":"+","value":7,"result":14}
  • {"op":"+","value":7,"result":21}
Forks
  • {"correct":14,"wrong":15,"options":[15,14],"correctIndex":1,"op":"+","value":7}
  • {"correct":21,"wrong":19,"options":[21,19],"correctIndex":0,"op":"+","value":7}

Start at 6. Follow the path: +2, -1. What is the final answer?

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Answer: 7

StartValue
6
Steps
  • {"op":"+","value":2,"result":8}
  • {"op":"-","value":1,"result":7}
Forks
  • {"correct":8,"wrong":10,"options":[8,10],"correctIndex":0,"op":"+","value":2}
  • {"correct":7,"wrong":6,"options":[7,6],"correctIndex":0,"op":"-","value":1}

Start at 16. Follow the path: +1, +4. What is the final answer?

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Answer: 21

StartValue
16
Steps
  • {"op":"+","value":1,"result":17}
  • {"op":"+","value":4,"result":21}
Forks
  • {"correct":17,"wrong":16,"options":[17,16],"correctIndex":0,"op":"+","value":1}
  • {"correct":21,"wrong":26,"options":[21,26],"correctIndex":0,"op":"+","value":4}

Start at 11. Follow the path: +5, -4. What is the final answer?

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Answer: 12

StartValue
11
Steps
  • {"op":"+","value":5,"result":16}
  • {"op":"-","value":4,"result":12}
Forks
  • {"correct":16,"wrong":15,"options":[15,16],"correctIndex":1,"op":"+","value":5}
  • {"correct":12,"wrong":8,"options":[12,8],"correctIndex":0,"op":"-","value":4}

Start at 4. Follow the path: +1, -2. What is the final answer?

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Answer: 3

StartValue
4
Steps
  • {"op":"+","value":1,"result":5}
  • {"op":"-","value":2,"result":3}
Forks
  • {"correct":5,"wrong":7,"options":[5,7],"correctIndex":0,"op":"+","value":1}
  • {"correct":3,"wrong":1,"options":[3,1],"correctIndex":0,"op":"-","value":2}

Start at 5. Follow the path: -2, +10. What is the final answer?

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Answer: 13

StartValue
5
Steps
  • {"op":"-","value":2,"result":3}
  • {"op":"+","value":10,"result":13}
Forks
  • {"correct":3,"wrong":1,"options":[3,1],"correctIndex":0,"op":"-","value":2}
  • {"correct":13,"wrong":18,"options":[18,13],"correctIndex":1,"op":"+","value":10}

Start at 14. Follow the path: +7, +8. What is the final answer?

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Answer: 29

StartValue
14
Steps
  • {"op":"+","value":7,"result":21}
  • {"op":"+","value":8,"result":29}
Forks
  • {"correct":21,"wrong":16,"options":[16,21],"correctIndex":1,"op":"+","value":7}
  • {"correct":29,"wrong":26,"options":[29,26],"correctIndex":0,"op":"+","value":8}