hard Set 10 Form Exercise

Start at 34. Follow the path: -19, +10, ÷5, ×2. What is the final answer?

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Answer: 10

StartValue
34
Steps
  • {"op":"-","value":19,"result":15}
  • {"op":"+","value":10,"result":25}
  • {"op":"\u00f7","value":5,"result":5}
  • {"op":"\u00d7","value":2,"result":10}
Forks
  • {"correct":15,"wrong":14,"options":[14,15],"correctIndex":1,"op":"-","value":19}
  • {"correct":25,"wrong":29,"options":[29,25],"correctIndex":1,"op":"+","value":10}
  • {"correct":5,"wrong":10,"options":[10,5],"correctIndex":1,"op":"\u00f7","value":5}
  • {"correct":10,"wrong":14,"options":[14,10],"correctIndex":1,"op":"\u00d7","value":2}

Start at 14. Follow the path: ×2, ×3, +6, ÷2. What is the final answer?

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Answer: 45

StartValue
14
Steps
  • {"op":"\u00d7","value":2,"result":28}
  • {"op":"\u00d7","value":3,"result":84}
  • {"op":"+","value":6,"result":90}
  • {"op":"\u00f7","value":2,"result":45}
Forks
  • {"correct":28,"wrong":25,"options":[25,28],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":84,"wrong":86,"options":[86,84],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":90,"wrong":93,"options":[90,93],"correctIndex":0,"op":"+","value":6}
  • {"correct":45,"wrong":49,"options":[45,49],"correctIndex":0,"op":"\u00f7","value":2}

Start at 18. Follow the path: -6, ×3, +4, -5. What is the final answer?

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Answer: 35

StartValue
18
Steps
  • {"op":"-","value":6,"result":12}
  • {"op":"\u00d7","value":3,"result":36}
  • {"op":"+","value":4,"result":40}
  • {"op":"-","value":5,"result":35}
Forks
  • {"correct":12,"wrong":14,"options":[12,14],"correctIndex":0,"op":"-","value":6}
  • {"correct":36,"wrong":34,"options":[34,36],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":40,"wrong":35,"options":[40,35],"correctIndex":0,"op":"+","value":4}
  • {"correct":35,"wrong":31,"options":[35,31],"correctIndex":0,"op":"-","value":5}

Start at 23. Follow the path: -14, -7, +10, ×3. What is the final answer?

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Answer: 36

StartValue
23
Steps
  • {"op":"-","value":14,"result":9}
  • {"op":"-","value":7,"result":2}
  • {"op":"+","value":10,"result":12}
  • {"op":"\u00d7","value":3,"result":36}
Forks
  • {"correct":9,"wrong":7,"options":[9,7],"correctIndex":0,"op":"-","value":14}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"-","value":7}
  • {"correct":12,"wrong":14,"options":[14,12],"correctIndex":1,"op":"+","value":10}
  • {"correct":36,"wrong":33,"options":[36,33],"correctIndex":0,"op":"\u00d7","value":3}

Start at 25. Follow the path: -17, ×2, ×2, -14. What is the final answer?

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Answer: 18

StartValue
25
Steps
  • {"op":"-","value":17,"result":8}
  • {"op":"\u00d7","value":2,"result":16}
  • {"op":"\u00d7","value":2,"result":32}
  • {"op":"-","value":14,"result":18}
Forks
  • {"correct":8,"wrong":9,"options":[9,8],"correctIndex":1,"op":"-","value":17}
  • {"correct":16,"wrong":13,"options":[16,13],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":32,"wrong":35,"options":[35,32],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":18,"wrong":21,"options":[21,18],"correctIndex":1,"op":"-","value":14}

Start at 21. Follow the path: ×2, -13, ×2, ×3. What is the final answer?

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Answer: 174

StartValue
21
Steps
  • {"op":"\u00d7","value":2,"result":42}
  • {"op":"-","value":13,"result":29}
  • {"op":"\u00d7","value":2,"result":58}
  • {"op":"\u00d7","value":3,"result":174}
Forks
  • {"correct":42,"wrong":45,"options":[45,42],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":29,"wrong":32,"options":[32,29],"correctIndex":1,"op":"-","value":13}
  • {"correct":58,"wrong":53,"options":[53,58],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":174,"wrong":173,"options":[173,174],"correctIndex":1,"op":"\u00d7","value":3}

Start at 40. Follow the path: ×3, ÷6, ÷2, ×2. What is the final answer?

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Answer: 20

StartValue
40
Steps
  • {"op":"\u00d7","value":3,"result":120}
  • {"op":"\u00f7","value":6,"result":20}
  • {"op":"\u00f7","value":2,"result":10}
  • {"op":"\u00d7","value":2,"result":20}
Forks
  • {"correct":120,"wrong":117,"options":[117,120],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":20,"wrong":19,"options":[19,20],"correctIndex":1,"op":"\u00f7","value":6}
  • {"correct":10,"wrong":8,"options":[8,10],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":20,"wrong":18,"options":[18,20],"correctIndex":1,"op":"\u00d7","value":2}

Start at 22. Follow the path: -18, +10, +15, +16. What is the final answer?

Show answer

Answer: 45

StartValue
22
Steps
  • {"op":"-","value":18,"result":4}
  • {"op":"+","value":10,"result":14}
  • {"op":"+","value":15,"result":29}
  • {"op":"+","value":16,"result":45}
Forks
  • {"correct":4,"wrong":5,"options":[4,5],"correctIndex":0,"op":"-","value":18}
  • {"correct":14,"wrong":17,"options":[17,14],"correctIndex":1,"op":"+","value":10}
  • {"correct":29,"wrong":24,"options":[29,24],"correctIndex":0,"op":"+","value":15}
  • {"correct":45,"wrong":48,"options":[48,45],"correctIndex":1,"op":"+","value":16}