hard Set 7 Form Exercise

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

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Answer: 19

StartValue
20
Steps
  • {"op":"\u00d7","value":2,"result":40}
  • {"op":"-","value":2,"result":38}
  • {"op":"\u00d7","value":2,"result":76}
  • {"op":"\u00f7","value":4,"result":19}
Forks
  • {"correct":40,"wrong":45,"options":[45,40],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":38,"wrong":43,"options":[38,43],"correctIndex":0,"op":"-","value":2}
  • {"correct":76,"wrong":75,"options":[76,75],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":19,"wrong":18,"options":[19,18],"correctIndex":0,"op":"\u00f7","value":4}

Start at 26. Follow the path: +18, -19, ×3, +10. What is the final answer?

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Answer: 85

StartValue
26
Steps
  • {"op":"+","value":18,"result":44}
  • {"op":"-","value":19,"result":25}
  • {"op":"\u00d7","value":3,"result":75}
  • {"op":"+","value":10,"result":85}
Forks
  • {"correct":44,"wrong":39,"options":[39,44],"correctIndex":1,"op":"+","value":18}
  • {"correct":25,"wrong":27,"options":[27,25],"correctIndex":1,"op":"-","value":19}
  • {"correct":75,"wrong":77,"options":[75,77],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":85,"wrong":80,"options":[85,80],"correctIndex":0,"op":"+","value":10}

Start at 4. Follow the path: -1, ×2, +15, +7. What is the final answer?

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Answer: 28

StartValue
4
Steps
  • {"op":"-","value":1,"result":3}
  • {"op":"\u00d7","value":2,"result":6}
  • {"op":"+","value":15,"result":21}
  • {"op":"+","value":7,"result":28}
Forks
  • {"correct":3,"wrong":5,"options":[3,5],"correctIndex":0,"op":"-","value":1}
  • {"correct":6,"wrong":3,"options":[6,3],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":21,"wrong":23,"options":[21,23],"correctIndex":0,"op":"+","value":15}
  • {"correct":28,"wrong":25,"options":[25,28],"correctIndex":1,"op":"+","value":7}

Start at 18. Follow the path: -17, ×3, +18, +9. What is the final answer?

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Answer: 30

StartValue
18
Steps
  • {"op":"-","value":17,"result":1}
  • {"op":"\u00d7","value":3,"result":3}
  • {"op":"+","value":18,"result":21}
  • {"op":"+","value":9,"result":30}
Forks
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":0,"op":"-","value":17}
  • {"correct":3,"wrong":2,"options":[3,2],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":21,"wrong":22,"options":[22,21],"correctIndex":1,"op":"+","value":18}
  • {"correct":30,"wrong":31,"options":[31,30],"correctIndex":1,"op":"+","value":9}

Start at 34. Follow the path: ÷2, -12, ×3, ÷3. What is the final answer?

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Answer: 5

StartValue
34
Steps
  • {"op":"\u00f7","value":2,"result":17}
  • {"op":"-","value":12,"result":5}
  • {"op":"\u00d7","value":3,"result":15}
  • {"op":"\u00f7","value":3,"result":5}
Forks
  • {"correct":17,"wrong":20,"options":[17,20],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":5,"wrong":3,"options":[5,3],"correctIndex":0,"op":"-","value":12}
  • {"correct":15,"wrong":12,"options":[12,15],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":5,"wrong":3,"options":[5,3],"correctIndex":0,"op":"\u00f7","value":3}

Start at 27. Follow the path: -14, +4, ×3, -20. What is the final answer?

Show answer

Answer: 31

StartValue
27
Steps
  • {"op":"-","value":14,"result":13}
  • {"op":"+","value":4,"result":17}
  • {"op":"\u00d7","value":3,"result":51}
  • {"op":"-","value":20,"result":31}
Forks
  • {"correct":13,"wrong":15,"options":[15,13],"correctIndex":1,"op":"-","value":14}
  • {"correct":17,"wrong":15,"options":[17,15],"correctIndex":0,"op":"+","value":4}
  • {"correct":51,"wrong":48,"options":[48,51],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":31,"wrong":26,"options":[26,31],"correctIndex":1,"op":"-","value":20}

Start at 30. Follow the path: ×3, ÷3, +1, -2. What is the final answer?

Show answer

Answer: 29

StartValue
30
Steps
  • {"op":"\u00d7","value":3,"result":90}
  • {"op":"\u00f7","value":3,"result":30}
  • {"op":"+","value":1,"result":31}
  • {"op":"-","value":2,"result":29}
Forks
  • {"correct":90,"wrong":94,"options":[94,90],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":30,"wrong":29,"options":[29,30],"correctIndex":1,"op":"\u00f7","value":3}
  • {"correct":31,"wrong":26,"options":[26,31],"correctIndex":1,"op":"+","value":1}
  • {"correct":29,"wrong":34,"options":[29,34],"correctIndex":0,"op":"-","value":2}

Start at 17. Follow the path: +14, ×2, -7, ÷5. What is the final answer?

Show answer

Answer: 11

StartValue
17
Steps
  • {"op":"+","value":14,"result":31}
  • {"op":"\u00d7","value":2,"result":62}
  • {"op":"-","value":7,"result":55}
  • {"op":"\u00f7","value":5,"result":11}
Forks
  • {"correct":31,"wrong":34,"options":[31,34],"correctIndex":0,"op":"+","value":14}
  • {"correct":62,"wrong":65,"options":[62,65],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":55,"wrong":60,"options":[55,60],"correctIndex":0,"op":"-","value":7}
  • {"correct":11,"wrong":7,"options":[7,11],"correctIndex":1,"op":"\u00f7","value":5}