hard Set 10 Form Exercise

Start at 41. Follow the path: -15, ×2, +8, ×2. What is the final answer?

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Answer: 120

StartValue
41
Steps
  • {"op":"-","value":15,"result":26}
  • {"op":"\u00d7","value":2,"result":52}
  • {"op":"+","value":8,"result":60}
  • {"op":"\u00d7","value":2,"result":120}
Forks
  • {"correct":26,"wrong":29,"options":[29,26],"correctIndex":1,"op":"-","value":15}
  • {"correct":52,"wrong":56,"options":[52,56],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":60,"wrong":64,"options":[60,64],"correctIndex":0,"op":"+","value":8}
  • {"correct":120,"wrong":124,"options":[124,120],"correctIndex":1,"op":"\u00d7","value":2}

Start at 33. Follow the path: +1, ÷2, ×2, -20. What is the final answer?

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Answer: 14

StartValue
33
Steps
  • {"op":"+","value":1,"result":34}
  • {"op":"\u00f7","value":2,"result":17}
  • {"op":"\u00d7","value":2,"result":34}
  • {"op":"-","value":20,"result":14}
Forks
  • {"correct":34,"wrong":30,"options":[34,30],"correctIndex":0,"op":"+","value":1}
  • {"correct":17,"wrong":20,"options":[20,17],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":34,"wrong":33,"options":[34,33],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":14,"wrong":13,"options":[13,14],"correctIndex":1,"op":"-","value":20}

Start at 2. Follow the path: ÷2, +17, -4, ÷7. What is the final answer?

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Answer: 2

StartValue
2
Steps
  • {"op":"\u00f7","value":2,"result":1}
  • {"op":"+","value":17,"result":18}
  • {"op":"-","value":4,"result":14}
  • {"op":"\u00f7","value":7,"result":2}
Forks
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":18,"wrong":14,"options":[18,14],"correctIndex":0,"op":"+","value":17}
  • {"correct":14,"wrong":10,"options":[10,14],"correctIndex":1,"op":"-","value":4}
  • {"correct":2,"wrong":1,"options":[2,1],"correctIndex":0,"op":"\u00f7","value":7}

Start at 30. Follow the path: +6, -19, -15, +10. What is the final answer?

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Answer: 12

StartValue
30
Steps
  • {"op":"+","value":6,"result":36}
  • {"op":"-","value":19,"result":17}
  • {"op":"-","value":15,"result":2}
  • {"op":"+","value":10,"result":12}
Forks
  • {"correct":36,"wrong":35,"options":[35,36],"correctIndex":1,"op":"+","value":6}
  • {"correct":17,"wrong":18,"options":[18,17],"correctIndex":1,"op":"-","value":19}
  • {"correct":2,"wrong":4,"options":[4,2],"correctIndex":1,"op":"-","value":15}
  • {"correct":12,"wrong":8,"options":[8,12],"correctIndex":1,"op":"+","value":10}

Start at 36. Follow the path: -13, ×4, ÷4, +7. What is the final answer?

Show answer

Answer: 30

StartValue
36
Steps
  • {"op":"-","value":13,"result":23}
  • {"op":"\u00d7","value":4,"result":92}
  • {"op":"\u00f7","value":4,"result":23}
  • {"op":"+","value":7,"result":30}
Forks
  • {"correct":23,"wrong":18,"options":[18,23],"correctIndex":1,"op":"-","value":13}
  • {"correct":92,"wrong":97,"options":[97,92],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":23,"wrong":18,"options":[23,18],"correctIndex":0,"op":"\u00f7","value":4}
  • {"correct":30,"wrong":25,"options":[25,30],"correctIndex":1,"op":"+","value":7}

Start at 21. Follow the path: -13, ÷2, -2, -1. What is the final answer?

Show answer

Answer: 1

StartValue
21
Steps
  • {"op":"-","value":13,"result":8}
  • {"op":"\u00f7","value":2,"result":4}
  • {"op":"-","value":2,"result":2}
  • {"op":"-","value":1,"result":1}
Forks
  • {"correct":8,"wrong":10,"options":[10,8],"correctIndex":1,"op":"-","value":13}
  • {"correct":4,"wrong":3,"options":[4,3],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":2,"wrong":1,"options":[2,1],"correctIndex":0,"op":"-","value":2}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":0,"op":"-","value":1}

Start at 4. Follow the path: ÷4, +7, -6, ×3. What is the final answer?

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Answer: 6

StartValue
4
Steps
  • {"op":"\u00f7","value":4,"result":1}
  • {"op":"+","value":7,"result":8}
  • {"op":"-","value":6,"result":2}
  • {"op":"\u00d7","value":3,"result":6}
Forks
  • {"correct":1,"wrong":5,"options":[1,5],"correctIndex":0,"op":"\u00f7","value":4}
  • {"correct":8,"wrong":11,"options":[11,8],"correctIndex":1,"op":"+","value":7}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"-","value":6}
  • {"correct":6,"wrong":11,"options":[11,6],"correctIndex":1,"op":"\u00d7","value":3}

Start at 10. Follow the path: -5, ×2, -6, +5. What is the final answer?

Show answer

Answer: 9

StartValue
10
Steps
  • {"op":"-","value":5,"result":5}
  • {"op":"\u00d7","value":2,"result":10}
  • {"op":"-","value":6,"result":4}
  • {"op":"+","value":5,"result":9}
Forks
  • {"correct":5,"wrong":1,"options":[1,5],"correctIndex":1,"op":"-","value":5}
  • {"correct":10,"wrong":7,"options":[10,7],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":4,"wrong":1,"options":[4,1],"correctIndex":0,"op":"-","value":6}
  • {"correct":9,"wrong":5,"options":[5,9],"correctIndex":1,"op":"+","value":5}