hard Set 9 Form Exercise

Start at 25. Follow the path: ÷5, ×4, ÷4, ×4. What is the final answer?

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Answer: 20

StartValue
25
Steps
  • {"op":"\u00f7","value":5,"result":5}
  • {"op":"\u00d7","value":4,"result":20}
  • {"op":"\u00f7","value":4,"result":5}
  • {"op":"\u00d7","value":4,"result":20}
Forks
  • {"correct":5,"wrong":1,"options":[1,5],"correctIndex":1,"op":"\u00f7","value":5}
  • {"correct":20,"wrong":18,"options":[18,20],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":5,"wrong":9,"options":[5,9],"correctIndex":0,"op":"\u00f7","value":4}
  • {"correct":20,"wrong":19,"options":[19,20],"correctIndex":1,"op":"\u00d7","value":4}

Start at 39. Follow the path: ÷3, +20, ÷3, +9. What is the final answer?

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Answer: 20

StartValue
39
Steps
  • {"op":"\u00f7","value":3,"result":13}
  • {"op":"+","value":20,"result":33}
  • {"op":"\u00f7","value":3,"result":11}
  • {"op":"+","value":9,"result":20}
Forks
  • {"correct":13,"wrong":18,"options":[13,18],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":33,"wrong":29,"options":[29,33],"correctIndex":1,"op":"+","value":20}
  • {"correct":11,"wrong":14,"options":[11,14],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":20,"wrong":22,"options":[22,20],"correctIndex":1,"op":"+","value":9}

Start at 10. Follow the path: +19, ×4, ÷2, -11. What is the final answer?

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Answer: 47

StartValue
10
Steps
  • {"op":"+","value":19,"result":29}
  • {"op":"\u00d7","value":4,"result":116}
  • {"op":"\u00f7","value":2,"result":58}
  • {"op":"-","value":11,"result":47}
Forks
  • {"correct":29,"wrong":28,"options":[28,29],"correctIndex":1,"op":"+","value":19}
  • {"correct":116,"wrong":111,"options":[116,111],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":58,"wrong":60,"options":[58,60],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":47,"wrong":51,"options":[51,47],"correctIndex":1,"op":"-","value":11}

Start at 29. Follow the path: +6, +2, -5, ×2. What is the final answer?

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Answer: 64

StartValue
29
Steps
  • {"op":"+","value":6,"result":35}
  • {"op":"+","value":2,"result":37}
  • {"op":"-","value":5,"result":32}
  • {"op":"\u00d7","value":2,"result":64}
Forks
  • {"correct":35,"wrong":31,"options":[35,31],"correctIndex":0,"op":"+","value":6}
  • {"correct":37,"wrong":36,"options":[37,36],"correctIndex":0,"op":"+","value":2}
  • {"correct":32,"wrong":33,"options":[33,32],"correctIndex":1,"op":"-","value":5}
  • {"correct":64,"wrong":59,"options":[64,59],"correctIndex":0,"op":"\u00d7","value":2}

Start at 6. Follow the path: +18, +10, -2, -17. What is the final answer?

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Answer: 15

StartValue
6
Steps
  • {"op":"+","value":18,"result":24}
  • {"op":"+","value":10,"result":34}
  • {"op":"-","value":2,"result":32}
  • {"op":"-","value":17,"result":15}
Forks
  • {"correct":24,"wrong":23,"options":[24,23],"correctIndex":0,"op":"+","value":18}
  • {"correct":34,"wrong":31,"options":[31,34],"correctIndex":1,"op":"+","value":10}
  • {"correct":32,"wrong":31,"options":[31,32],"correctIndex":1,"op":"-","value":2}
  • {"correct":15,"wrong":16,"options":[16,15],"correctIndex":1,"op":"-","value":17}

Start at 7. Follow the path: +19, ÷2, -10, -1. What is the final answer?

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Answer: 2

StartValue
7
Steps
  • {"op":"+","value":19,"result":26}
  • {"op":"\u00f7","value":2,"result":13}
  • {"op":"-","value":10,"result":3}
  • {"op":"-","value":1,"result":2}
Forks
  • {"correct":26,"wrong":31,"options":[26,31],"correctIndex":0,"op":"+","value":19}
  • {"correct":13,"wrong":17,"options":[17,13],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":3,"wrong":4,"options":[4,3],"correctIndex":1,"op":"-","value":10}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"-","value":1}

Start at 16. Follow the path: ÷4, ×3, ÷2, ÷2. What is the final answer?

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Answer: 3

StartValue
16
Steps
  • {"op":"\u00f7","value":4,"result":4}
  • {"op":"\u00d7","value":3,"result":12}
  • {"op":"\u00f7","value":2,"result":6}
  • {"op":"\u00f7","value":2,"result":3}
Forks
  • {"correct":4,"wrong":6,"options":[4,6],"correctIndex":0,"op":"\u00f7","value":4}
  • {"correct":12,"wrong":14,"options":[12,14],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":6,"wrong":3,"options":[3,6],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":3,"wrong":8,"options":[8,3],"correctIndex":1,"op":"\u00f7","value":2}

Start at 14. Follow the path: -7, +3, +10, -19. What is the final answer?

Show answer

Answer: 1

StartValue
14
Steps
  • {"op":"-","value":7,"result":7}
  • {"op":"+","value":3,"result":10}
  • {"op":"+","value":10,"result":20}
  • {"op":"-","value":19,"result":1}
Forks
  • {"correct":7,"wrong":11,"options":[7,11],"correctIndex":0,"op":"-","value":7}
  • {"correct":10,"wrong":6,"options":[10,6],"correctIndex":0,"op":"+","value":3}
  • {"correct":20,"wrong":22,"options":[20,22],"correctIndex":0,"op":"+","value":10}
  • {"correct":1,"wrong":3,"options":[3,1],"correctIndex":1,"op":"-","value":19}