hard Set 9 Form Exercise

Start at 23. Follow the path: +17, -16, -18, -3. What is the final answer?

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Answer: 3

StartValue
23
Steps
  • {"op":"+","value":17,"result":40}
  • {"op":"-","value":16,"result":24}
  • {"op":"-","value":18,"result":6}
  • {"op":"-","value":3,"result":3}
Forks
  • {"correct":40,"wrong":36,"options":[40,36],"correctIndex":0,"op":"+","value":17}
  • {"correct":24,"wrong":26,"options":[26,24],"correctIndex":1,"op":"-","value":16}
  • {"correct":6,"wrong":9,"options":[9,6],"correctIndex":1,"op":"-","value":18}
  • {"correct":3,"wrong":1,"options":[3,1],"correctIndex":0,"op":"-","value":3}

Start at 10. Follow the path: ÷5, ×4, ÷2, ×3. What is the final answer?

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Answer: 12

StartValue
10
Steps
  • {"op":"\u00f7","value":5,"result":2}
  • {"op":"\u00d7","value":4,"result":8}
  • {"op":"\u00f7","value":2,"result":4}
  • {"op":"\u00d7","value":3,"result":12}
Forks
  • {"correct":2,"wrong":6,"options":[2,6],"correctIndex":0,"op":"\u00f7","value":5}
  • {"correct":8,"wrong":7,"options":[8,7],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":4,"wrong":5,"options":[4,5],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":12,"wrong":7,"options":[7,12],"correctIndex":1,"op":"\u00d7","value":3}

Start at 13. Follow the path: ×4, +7, ×2, +16. What is the final answer?

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Answer: 134

StartValue
13
Steps
  • {"op":"\u00d7","value":4,"result":52}
  • {"op":"+","value":7,"result":59}
  • {"op":"\u00d7","value":2,"result":118}
  • {"op":"+","value":16,"result":134}
Forks
  • {"correct":52,"wrong":56,"options":[52,56],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":59,"wrong":55,"options":[55,59],"correctIndex":1,"op":"+","value":7}
  • {"correct":118,"wrong":119,"options":[118,119],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":134,"wrong":137,"options":[134,137],"correctIndex":0,"op":"+","value":16}

Start at 24. Follow the path: ÷3, +18, ÷2, ×3. What is the final answer?

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Answer: 39

StartValue
24
Steps
  • {"op":"\u00f7","value":3,"result":8}
  • {"op":"+","value":18,"result":26}
  • {"op":"\u00f7","value":2,"result":13}
  • {"op":"\u00d7","value":3,"result":39}
Forks
  • {"correct":8,"wrong":12,"options":[8,12],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":26,"wrong":30,"options":[30,26],"correctIndex":1,"op":"+","value":18}
  • {"correct":13,"wrong":18,"options":[18,13],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":39,"wrong":36,"options":[36,39],"correctIndex":1,"op":"\u00d7","value":3}

Start at 36. Follow the path: -18, ×3, ÷9, ×2. What is the final answer?

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Answer: 12

StartValue
36
Steps
  • {"op":"-","value":18,"result":18}
  • {"op":"\u00d7","value":3,"result":54}
  • {"op":"\u00f7","value":9,"result":6}
  • {"op":"\u00d7","value":2,"result":12}
Forks
  • {"correct":18,"wrong":16,"options":[16,18],"correctIndex":1,"op":"-","value":18}
  • {"correct":54,"wrong":59,"options":[59,54],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":6,"wrong":5,"options":[6,5],"correctIndex":0,"op":"\u00f7","value":9}
  • {"correct":12,"wrong":8,"options":[8,12],"correctIndex":1,"op":"\u00d7","value":2}

Start at 7. Follow the path: -1, -2, ÷2, ÷2. What is the final answer?

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Answer: 1

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

Start at 23. Follow the path: -11, ÷3, ×2, +13. What is the final answer?

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Answer: 21

StartValue
23
Steps
  • {"op":"-","value":11,"result":12}
  • {"op":"\u00f7","value":3,"result":4}
  • {"op":"\u00d7","value":2,"result":8}
  • {"op":"+","value":13,"result":21}
Forks
  • {"correct":12,"wrong":15,"options":[12,15],"correctIndex":0,"op":"-","value":11}
  • {"correct":4,"wrong":3,"options":[3,4],"correctIndex":1,"op":"\u00f7","value":3}
  • {"correct":8,"wrong":3,"options":[3,8],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":21,"wrong":16,"options":[21,16],"correctIndex":0,"op":"+","value":13}

Start at 18. Follow the path: ×3, -18, +20, ×2. What is the final answer?

Show answer

Answer: 112

StartValue
18
Steps
  • {"op":"\u00d7","value":3,"result":54}
  • {"op":"-","value":18,"result":36}
  • {"op":"+","value":20,"result":56}
  • {"op":"\u00d7","value":2,"result":112}
Forks
  • {"correct":54,"wrong":51,"options":[51,54],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":36,"wrong":41,"options":[41,36],"correctIndex":1,"op":"-","value":18}
  • {"correct":56,"wrong":59,"options":[59,56],"correctIndex":1,"op":"+","value":20}
  • {"correct":112,"wrong":114,"options":[114,112],"correctIndex":1,"op":"\u00d7","value":2}