medium Set 8 Form Exercise

Start at 15. Follow the path: -3, ×4, +4. What is the final answer?

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Answer: 52

StartValue
15
Steps
  • {"op":"-","value":3,"result":12}
  • {"op":"\u00d7","value":4,"result":48}
  • {"op":"+","value":4,"result":52}
Forks
  • {"correct":12,"wrong":10,"options":[12,10],"correctIndex":0,"op":"-","value":3}
  • {"correct":48,"wrong":53,"options":[48,53],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":52,"wrong":48,"options":[52,48],"correctIndex":0,"op":"+","value":4}

Start at 10. Follow the path: +12, +6, -10. What is the final answer?

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Answer: 18

StartValue
10
Steps
  • {"op":"+","value":12,"result":22}
  • {"op":"+","value":6,"result":28}
  • {"op":"-","value":10,"result":18}
Forks
  • {"correct":22,"wrong":17,"options":[22,17],"correctIndex":0,"op":"+","value":12}
  • {"correct":28,"wrong":33,"options":[28,33],"correctIndex":0,"op":"+","value":6}
  • {"correct":18,"wrong":20,"options":[18,20],"correctIndex":0,"op":"-","value":10}

Start at 16. Follow the path: -2, -2, -1. What is the final answer?

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Answer: 11

StartValue
16
Steps
  • {"op":"-","value":2,"result":14}
  • {"op":"-","value":2,"result":12}
  • {"op":"-","value":1,"result":11}
Forks
  • {"correct":14,"wrong":17,"options":[14,17],"correctIndex":0,"op":"-","value":2}
  • {"correct":12,"wrong":13,"options":[12,13],"correctIndex":0,"op":"-","value":2}
  • {"correct":11,"wrong":9,"options":[9,11],"correctIndex":1,"op":"-","value":1}

Start at 7. Follow the path: ×3, -15, -4. What is the final answer?

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Answer: 2

StartValue
7
Steps
  • {"op":"\u00d7","value":3,"result":21}
  • {"op":"-","value":15,"result":6}
  • {"op":"-","value":4,"result":2}
Forks
  • {"correct":21,"wrong":19,"options":[21,19],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":6,"wrong":8,"options":[8,6],"correctIndex":1,"op":"-","value":15}
  • {"correct":2,"wrong":3,"options":[2,3],"correctIndex":0,"op":"-","value":4}

Start at 27. Follow the path: +11, +3, -8. What is the final answer?

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Answer: 33

StartValue
27
Steps
  • {"op":"+","value":11,"result":38}
  • {"op":"+","value":3,"result":41}
  • {"op":"-","value":8,"result":33}
Forks
  • {"correct":38,"wrong":43,"options":[38,43],"correctIndex":0,"op":"+","value":11}
  • {"correct":41,"wrong":43,"options":[41,43],"correctIndex":0,"op":"+","value":3}
  • {"correct":33,"wrong":32,"options":[33,32],"correctIndex":0,"op":"-","value":8}

Start at 14. Follow the path: ×2, ×2, -11. What is the final answer?

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Answer: 45

StartValue
14
Steps
  • {"op":"\u00d7","value":2,"result":28}
  • {"op":"\u00d7","value":2,"result":56}
  • {"op":"-","value":11,"result":45}
Forks
  • {"correct":28,"wrong":31,"options":[28,31],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":56,"wrong":54,"options":[56,54],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":45,"wrong":43,"options":[45,43],"correctIndex":0,"op":"-","value":11}

Start at 15. Follow the path: -12, +9, +9. What is the final answer?

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Answer: 21

StartValue
15
Steps
  • {"op":"-","value":12,"result":3}
  • {"op":"+","value":9,"result":12}
  • {"op":"+","value":9,"result":21}
Forks
  • {"correct":3,"wrong":6,"options":[6,3],"correctIndex":1,"op":"-","value":12}
  • {"correct":12,"wrong":16,"options":[16,12],"correctIndex":1,"op":"+","value":9}
  • {"correct":21,"wrong":20,"options":[20,21],"correctIndex":1,"op":"+","value":9}

Start at 15. Follow the path: ×2, -9, -12. What is the final answer?

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Answer: 9

StartValue
15
Steps
  • {"op":"\u00d7","value":2,"result":30}
  • {"op":"-","value":9,"result":21}
  • {"op":"-","value":12,"result":9}
Forks
  • {"correct":30,"wrong":33,"options":[33,30],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":21,"wrong":23,"options":[21,23],"correctIndex":0,"op":"-","value":9}
  • {"correct":9,"wrong":6,"options":[6,9],"correctIndex":1,"op":"-","value":12}