hard Set 5 Form Exercise

Start at 31. Follow the path: -17, +17, +3, -10. What is the final answer?

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Answer: 24

StartValue
31
Steps
  • {"op":"-","value":17,"result":14}
  • {"op":"+","value":17,"result":31}
  • {"op":"+","value":3,"result":34}
  • {"op":"-","value":10,"result":24}
Forks
  • {"correct":14,"wrong":16,"options":[14,16],"correctIndex":0,"op":"-","value":17}
  • {"correct":31,"wrong":27,"options":[31,27],"correctIndex":0,"op":"+","value":17}
  • {"correct":34,"wrong":39,"options":[39,34],"correctIndex":1,"op":"+","value":3}
  • {"correct":24,"wrong":23,"options":[24,23],"correctIndex":0,"op":"-","value":10}

Start at 4. Follow the path: +2, +4, -3, ÷7. What is the final answer?

Show answer

Answer: 1

StartValue
4
Steps
  • {"op":"+","value":2,"result":6}
  • {"op":"+","value":4,"result":10}
  • {"op":"-","value":3,"result":7}
  • {"op":"\u00f7","value":7,"result":1}
Forks
  • {"correct":6,"wrong":10,"options":[10,6],"correctIndex":1,"op":"+","value":2}
  • {"correct":10,"wrong":9,"options":[9,10],"correctIndex":1,"op":"+","value":4}
  • {"correct":7,"wrong":8,"options":[7,8],"correctIndex":0,"op":"-","value":3}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":0,"op":"\u00f7","value":7}

Start at 40. Follow the path: ÷8, ×2, -1, ×2. What is the final answer?

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Answer: 18

StartValue
40
Steps
  • {"op":"\u00f7","value":8,"result":5}
  • {"op":"\u00d7","value":2,"result":10}
  • {"op":"-","value":1,"result":9}
  • {"op":"\u00d7","value":2,"result":18}
Forks
  • {"correct":5,"wrong":1,"options":[1,5],"correctIndex":1,"op":"\u00f7","value":8}
  • {"correct":10,"wrong":8,"options":[10,8],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":9,"wrong":5,"options":[5,9],"correctIndex":1,"op":"-","value":1}
  • {"correct":18,"wrong":15,"options":[18,15],"correctIndex":0,"op":"\u00d7","value":2}

Start at 40. Follow the path: +4, ×3, ÷4, -16. What is the final answer?

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Answer: 17

StartValue
40
Steps
  • {"op":"+","value":4,"result":44}
  • {"op":"\u00d7","value":3,"result":132}
  • {"op":"\u00f7","value":4,"result":33}
  • {"op":"-","value":16,"result":17}
Forks
  • {"correct":44,"wrong":45,"options":[45,44],"correctIndex":1,"op":"+","value":4}
  • {"correct":132,"wrong":137,"options":[132,137],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":33,"wrong":32,"options":[32,33],"correctIndex":1,"op":"\u00f7","value":4}
  • {"correct":17,"wrong":14,"options":[14,17],"correctIndex":1,"op":"-","value":16}

Start at 17. Follow the path: -4, -8, ÷5, +19. What is the final answer?

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Answer: 20

StartValue
17
Steps
  • {"op":"-","value":4,"result":13}
  • {"op":"-","value":8,"result":5}
  • {"op":"\u00f7","value":5,"result":1}
  • {"op":"+","value":19,"result":20}
Forks
  • {"correct":13,"wrong":8,"options":[8,13],"correctIndex":1,"op":"-","value":4}
  • {"correct":5,"wrong":7,"options":[5,7],"correctIndex":0,"op":"-","value":8}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":1,"op":"\u00f7","value":5}
  • {"correct":20,"wrong":23,"options":[23,20],"correctIndex":1,"op":"+","value":19}

Start at 13. Follow the path: +7, -18, +9, ×2. What is the final answer?

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Answer: 22

StartValue
13
Steps
  • {"op":"+","value":7,"result":20}
  • {"op":"-","value":18,"result":2}
  • {"op":"+","value":9,"result":11}
  • {"op":"\u00d7","value":2,"result":22}
Forks
  • {"correct":20,"wrong":25,"options":[25,20],"correctIndex":1,"op":"+","value":7}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"-","value":18}
  • {"correct":11,"wrong":14,"options":[11,14],"correctIndex":0,"op":"+","value":9}
  • {"correct":22,"wrong":25,"options":[25,22],"correctIndex":1,"op":"\u00d7","value":2}

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

Show answer

Answer: 42

StartValue
10
Steps
  • {"op":"\u00d7","value":2,"result":20}
  • {"op":"+","value":4,"result":24}
  • {"op":"-","value":3,"result":21}
  • {"op":"\u00d7","value":2,"result":42}
Forks
  • {"correct":20,"wrong":18,"options":[20,18],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":24,"wrong":20,"options":[24,20],"correctIndex":0,"op":"+","value":4}
  • {"correct":21,"wrong":19,"options":[19,21],"correctIndex":1,"op":"-","value":3}
  • {"correct":42,"wrong":45,"options":[45,42],"correctIndex":1,"op":"\u00d7","value":2}

Start at 12. Follow the path: ×3, -10, -2, ÷8. What is the final answer?

Show answer

Answer: 3

StartValue
12
Steps
  • {"op":"\u00d7","value":3,"result":36}
  • {"op":"-","value":10,"result":26}
  • {"op":"-","value":2,"result":24}
  • {"op":"\u00f7","value":8,"result":3}
Forks
  • {"correct":36,"wrong":31,"options":[36,31],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":26,"wrong":31,"options":[31,26],"correctIndex":1,"op":"-","value":10}
  • {"correct":24,"wrong":21,"options":[24,21],"correctIndex":0,"op":"-","value":2}
  • {"correct":3,"wrong":4,"options":[3,4],"correctIndex":0,"op":"\u00f7","value":8}