hard Set 1 Form Exercise

Start at 19. Follow the path: -13, ×3, +7, ×3. What is the final answer?

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Answer: 75

StartValue
19
Steps
  • {"op":"-","value":13,"result":6}
  • {"op":"\u00d7","value":3,"result":18}
  • {"op":"+","value":7,"result":25}
  • {"op":"\u00d7","value":3,"result":75}
Forks
  • {"correct":6,"wrong":8,"options":[6,8],"correctIndex":0,"op":"-","value":13}
  • {"correct":18,"wrong":19,"options":[18,19],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":25,"wrong":27,"options":[25,27],"correctIndex":0,"op":"+","value":7}
  • {"correct":75,"wrong":71,"options":[71,75],"correctIndex":1,"op":"\u00d7","value":3}

Start at 38. Follow the path: +1, -1, ÷2, ×4. What is the final answer?

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Answer: 76

StartValue
38
Steps
  • {"op":"+","value":1,"result":39}
  • {"op":"-","value":1,"result":38}
  • {"op":"\u00f7","value":2,"result":19}
  • {"op":"\u00d7","value":4,"result":76}
Forks
  • {"correct":39,"wrong":34,"options":[34,39],"correctIndex":1,"op":"+","value":1}
  • {"correct":38,"wrong":33,"options":[38,33],"correctIndex":0,"op":"-","value":1}
  • {"correct":19,"wrong":14,"options":[14,19],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":76,"wrong":72,"options":[76,72],"correctIndex":0,"op":"\u00d7","value":4}

Start at 9. Follow the path: ÷3, ×3, -2, -2. What is the final answer?

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Answer: 5

StartValue
9
Steps
  • {"op":"\u00f7","value":3,"result":3}
  • {"op":"\u00d7","value":3,"result":9}
  • {"op":"-","value":2,"result":7}
  • {"op":"-","value":2,"result":5}
Forks
  • {"correct":3,"wrong":2,"options":[3,2],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":9,"wrong":14,"options":[14,9],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":7,"wrong":6,"options":[6,7],"correctIndex":1,"op":"-","value":2}
  • {"correct":5,"wrong":4,"options":[4,5],"correctIndex":1,"op":"-","value":2}

Start at 18. Follow the path: +6, ÷2, -4, +20. What is the final answer?

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Answer: 28

StartValue
18
Steps
  • {"op":"+","value":6,"result":24}
  • {"op":"\u00f7","value":2,"result":12}
  • {"op":"-","value":4,"result":8}
  • {"op":"+","value":20,"result":28}
Forks
  • {"correct":24,"wrong":23,"options":[24,23],"correctIndex":0,"op":"+","value":6}
  • {"correct":12,"wrong":14,"options":[14,12],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":8,"wrong":5,"options":[8,5],"correctIndex":0,"op":"-","value":4}
  • {"correct":28,"wrong":33,"options":[33,28],"correctIndex":1,"op":"+","value":20}

Start at 40. Follow the path: ÷2, ×2, -9, -13. What is the final answer?

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Answer: 18

StartValue
40
Steps
  • {"op":"\u00f7","value":2,"result":20}
  • {"op":"\u00d7","value":2,"result":40}
  • {"op":"-","value":9,"result":31}
  • {"op":"-","value":13,"result":18}
Forks
  • {"correct":20,"wrong":19,"options":[20,19],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":40,"wrong":36,"options":[36,40],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":31,"wrong":26,"options":[31,26],"correctIndex":0,"op":"-","value":9}
  • {"correct":18,"wrong":15,"options":[18,15],"correctIndex":0,"op":"-","value":13}

Start at 39. Follow the path: ÷3, -12, +3, ×3. What is the final answer?

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Answer: 12

StartValue
39
Steps
  • {"op":"\u00f7","value":3,"result":13}
  • {"op":"-","value":12,"result":1}
  • {"op":"+","value":3,"result":4}
  • {"op":"\u00d7","value":3,"result":12}
Forks
  • {"correct":13,"wrong":10,"options":[13,10],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":1,"wrong":6,"options":[1,6],"correctIndex":0,"op":"-","value":12}
  • {"correct":4,"wrong":5,"options":[5,4],"correctIndex":1,"op":"+","value":3}
  • {"correct":12,"wrong":10,"options":[12,10],"correctIndex":0,"op":"\u00d7","value":3}

Start at 13. Follow the path: -4, ×4, -5, -7. What is the final answer?

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Answer: 24

StartValue
13
Steps
  • {"op":"-","value":4,"result":9}
  • {"op":"\u00d7","value":4,"result":36}
  • {"op":"-","value":5,"result":31}
  • {"op":"-","value":7,"result":24}
Forks
  • {"correct":9,"wrong":12,"options":[9,12],"correctIndex":0,"op":"-","value":4}
  • {"correct":36,"wrong":33,"options":[36,33],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":31,"wrong":33,"options":[33,31],"correctIndex":1,"op":"-","value":5}
  • {"correct":24,"wrong":21,"options":[21,24],"correctIndex":1,"op":"-","value":7}

Start at 28. Follow the path: +4, -14, +4, -18. What is the final answer?

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Answer: 4

StartValue
28
Steps
  • {"op":"+","value":4,"result":32}
  • {"op":"-","value":14,"result":18}
  • {"op":"+","value":4,"result":22}
  • {"op":"-","value":18,"result":4}
Forks
  • {"correct":32,"wrong":28,"options":[28,32],"correctIndex":1,"op":"+","value":4}
  • {"correct":18,"wrong":21,"options":[21,18],"correctIndex":1,"op":"-","value":14}
  • {"correct":22,"wrong":26,"options":[26,22],"correctIndex":1,"op":"+","value":4}
  • {"correct":4,"wrong":8,"options":[8,4],"correctIndex":1,"op":"-","value":18}