hard Set 4 Form Exercise

Start at 18. Follow the path: -4, ×4, ÷7, -4. What is the final answer?

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Answer: 4

StartValue
18
Steps
  • {"op":"-","value":4,"result":14}
  • {"op":"\u00d7","value":4,"result":56}
  • {"op":"\u00f7","value":7,"result":8}
  • {"op":"-","value":4,"result":4}
Forks
  • {"correct":14,"wrong":12,"options":[14,12],"correctIndex":0,"op":"-","value":4}
  • {"correct":56,"wrong":61,"options":[61,56],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":8,"wrong":5,"options":[8,5],"correctIndex":0,"op":"\u00f7","value":7}
  • {"correct":4,"wrong":1,"options":[1,4],"correctIndex":1,"op":"-","value":4}

Start at 31. Follow the path: +5, ×2, -3, -2. What is the final answer?

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Answer: 67

StartValue
31
Steps
  • {"op":"+","value":5,"result":36}
  • {"op":"\u00d7","value":2,"result":72}
  • {"op":"-","value":3,"result":69}
  • {"op":"-","value":2,"result":67}
Forks
  • {"correct":36,"wrong":40,"options":[40,36],"correctIndex":1,"op":"+","value":5}
  • {"correct":72,"wrong":67,"options":[72,67],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":69,"wrong":68,"options":[69,68],"correctIndex":0,"op":"-","value":3}
  • {"correct":67,"wrong":64,"options":[64,67],"correctIndex":1,"op":"-","value":2}

Start at 27. Follow the path: -9, -9, -5, ÷4. What is the final answer?

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Answer: 1

StartValue
27
Steps
  • {"op":"-","value":9,"result":18}
  • {"op":"-","value":9,"result":9}
  • {"op":"-","value":5,"result":4}
  • {"op":"\u00f7","value":4,"result":1}
Forks
  • {"correct":18,"wrong":17,"options":[18,17],"correctIndex":0,"op":"-","value":9}
  • {"correct":9,"wrong":6,"options":[9,6],"correctIndex":0,"op":"-","value":9}
  • {"correct":4,"wrong":1,"options":[1,4],"correctIndex":1,"op":"-","value":5}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":1,"op":"\u00f7","value":4}

Start at 39. Follow the path: ÷3, ×3, ÷3, -4. What is the final answer?

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Answer: 9

StartValue
39
Steps
  • {"op":"\u00f7","value":3,"result":13}
  • {"op":"\u00d7","value":3,"result":39}
  • {"op":"\u00f7","value":3,"result":13}
  • {"op":"-","value":4,"result":9}
Forks
  • {"correct":13,"wrong":9,"options":[13,9],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":39,"wrong":40,"options":[40,39],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":13,"wrong":15,"options":[15,13],"correctIndex":1,"op":"\u00f7","value":3}
  • {"correct":9,"wrong":12,"options":[12,9],"correctIndex":1,"op":"-","value":4}

Start at 14. Follow the path: ×3, ÷2, +18, ×4. What is the final answer?

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Answer: 156

StartValue
14
Steps
  • {"op":"\u00d7","value":3,"result":42}
  • {"op":"\u00f7","value":2,"result":21}
  • {"op":"+","value":18,"result":39}
  • {"op":"\u00d7","value":4,"result":156}
Forks
  • {"correct":42,"wrong":45,"options":[42,45],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":21,"wrong":16,"options":[16,21],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":39,"wrong":35,"options":[35,39],"correctIndex":1,"op":"+","value":18}
  • {"correct":156,"wrong":158,"options":[158,156],"correctIndex":1,"op":"\u00d7","value":4}

Start at 21. Follow the path: +14, ÷5, +7, +7. What is the final answer?

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Answer: 21

StartValue
21
Steps
  • {"op":"+","value":14,"result":35}
  • {"op":"\u00f7","value":5,"result":7}
  • {"op":"+","value":7,"result":14}
  • {"op":"+","value":7,"result":21}
Forks
  • {"correct":35,"wrong":30,"options":[30,35],"correctIndex":1,"op":"+","value":14}
  • {"correct":7,"wrong":12,"options":[7,12],"correctIndex":0,"op":"\u00f7","value":5}
  • {"correct":14,"wrong":11,"options":[14,11],"correctIndex":0,"op":"+","value":7}
  • {"correct":21,"wrong":20,"options":[21,20],"correctIndex":0,"op":"+","value":7}

Start at 16. Follow the path: -13, -1, -1, +7. What is the final answer?

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Answer: 8

StartValue
16
Steps
  • {"op":"-","value":13,"result":3}
  • {"op":"-","value":1,"result":2}
  • {"op":"-","value":1,"result":1}
  • {"op":"+","value":7,"result":8}
Forks
  • {"correct":3,"wrong":1,"options":[1,3],"correctIndex":1,"op":"-","value":13}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"-","value":1}
  • {"correct":1,"wrong":2,"options":[1,2],"correctIndex":0,"op":"-","value":1}
  • {"correct":8,"wrong":13,"options":[13,8],"correctIndex":1,"op":"+","value":7}

Start at 21. Follow the path: -2, +1, ÷2, +8. What is the final answer?

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Answer: 18

StartValue
21
Steps
  • {"op":"-","value":2,"result":19}
  • {"op":"+","value":1,"result":20}
  • {"op":"\u00f7","value":2,"result":10}
  • {"op":"+","value":8,"result":18}
Forks
  • {"correct":19,"wrong":23,"options":[19,23],"correctIndex":0,"op":"-","value":2}
  • {"correct":20,"wrong":15,"options":[20,15],"correctIndex":0,"op":"+","value":1}
  • {"correct":10,"wrong":8,"options":[8,10],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":18,"wrong":17,"options":[18,17],"correctIndex":0,"op":"+","value":8}