medium Set 3 Form Exercise

Start at 15. Follow the path: -10, -4, +6. What is the final answer?

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Answer: 7

StartValue
15
Steps
  • {"op":"-","value":10,"result":5}
  • {"op":"-","value":4,"result":1}
  • {"op":"+","value":6,"result":7}
Forks
  • {"correct":5,"wrong":6,"options":[6,5],"correctIndex":1,"op":"-","value":10}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":1,"op":"-","value":4}
  • {"correct":7,"wrong":9,"options":[7,9],"correctIndex":0,"op":"+","value":6}

Start at 27. Follow the path: -14, ×2, +13. What is the final answer?

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Answer: 39

StartValue
27
Steps
  • {"op":"-","value":14,"result":13}
  • {"op":"\u00d7","value":2,"result":26}
  • {"op":"+","value":13,"result":39}
Forks
  • {"correct":13,"wrong":9,"options":[13,9],"correctIndex":0,"op":"-","value":14}
  • {"correct":26,"wrong":23,"options":[23,26],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":39,"wrong":44,"options":[39,44],"correctIndex":0,"op":"+","value":13}

Start at 9. Follow the path: ×2, ×4, +6. What is the final answer?

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Answer: 78

StartValue
9
Steps
  • {"op":"\u00d7","value":2,"result":18}
  • {"op":"\u00d7","value":4,"result":72}
  • {"op":"+","value":6,"result":78}
Forks
  • {"correct":18,"wrong":20,"options":[20,18],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":72,"wrong":77,"options":[77,72],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":78,"wrong":74,"options":[74,78],"correctIndex":1,"op":"+","value":6}

Start at 3. Follow the path: -1, ×2, ×3. What is the final answer?

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Answer: 12

StartValue
3
Steps
  • {"op":"-","value":1,"result":2}
  • {"op":"\u00d7","value":2,"result":4}
  • {"op":"\u00d7","value":3,"result":12}
Forks
  • {"correct":2,"wrong":6,"options":[6,2],"correctIndex":1,"op":"-","value":1}
  • {"correct":4,"wrong":1,"options":[1,4],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":12,"wrong":14,"options":[12,14],"correctIndex":0,"op":"\u00d7","value":3}

Start at 12. Follow the path: +7, -5, ×4. What is the final answer?

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Answer: 56

StartValue
12
Steps
  • {"op":"+","value":7,"result":19}
  • {"op":"-","value":5,"result":14}
  • {"op":"\u00d7","value":4,"result":56}
Forks
  • {"correct":19,"wrong":18,"options":[19,18],"correctIndex":0,"op":"+","value":7}
  • {"correct":14,"wrong":17,"options":[14,17],"correctIndex":0,"op":"-","value":5}
  • {"correct":56,"wrong":61,"options":[61,56],"correctIndex":1,"op":"\u00d7","value":4}

Start at 29. Follow the path: ×2, -11, +6. What is the final answer?

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Answer: 53

StartValue
29
Steps
  • {"op":"\u00d7","value":2,"result":58}
  • {"op":"-","value":11,"result":47}
  • {"op":"+","value":6,"result":53}
Forks
  • {"correct":58,"wrong":62,"options":[58,62],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":47,"wrong":50,"options":[47,50],"correctIndex":0,"op":"-","value":11}
  • {"correct":53,"wrong":52,"options":[53,52],"correctIndex":0,"op":"+","value":6}

Start at 7. Follow the path: ×2, ×3, -11. What is the final answer?

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Answer: 31

StartValue
7
Steps
  • {"op":"\u00d7","value":2,"result":14}
  • {"op":"\u00d7","value":3,"result":42}
  • {"op":"-","value":11,"result":31}
Forks
  • {"correct":14,"wrong":12,"options":[14,12],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":42,"wrong":38,"options":[38,42],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":31,"wrong":32,"options":[32,31],"correctIndex":1,"op":"-","value":11}

Start at 8. Follow the path: +1, -2, +13. What is the final answer?

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Answer: 20

StartValue
8
Steps
  • {"op":"+","value":1,"result":9}
  • {"op":"-","value":2,"result":7}
  • {"op":"+","value":13,"result":20}
Forks
  • {"correct":9,"wrong":11,"options":[11,9],"correctIndex":1,"op":"+","value":1}
  • {"correct":7,"wrong":2,"options":[7,2],"correctIndex":0,"op":"-","value":2}
  • {"correct":20,"wrong":24,"options":[24,20],"correctIndex":1,"op":"+","value":13}