hard Set 9 Form Exercise

Start at 30. Follow the path: -6, ÷8, -2, +11. What is the final answer?

Show answer

Answer: 12

StartValue
30
Steps
  • {"op":"-","value":6,"result":24}
  • {"op":"\u00f7","value":8,"result":3}
  • {"op":"-","value":2,"result":1}
  • {"op":"+","value":11,"result":12}
Forks
  • {"correct":24,"wrong":29,"options":[29,24],"correctIndex":1,"op":"-","value":6}
  • {"correct":3,"wrong":1,"options":[3,1],"correctIndex":0,"op":"\u00f7","value":8}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":1,"op":"-","value":2}
  • {"correct":12,"wrong":13,"options":[12,13],"correctIndex":0,"op":"+","value":11}

Start at 41. Follow the path: ×2, ÷2, ×2, +13. What is the final answer?

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Answer: 95

StartValue
41
Steps
  • {"op":"\u00d7","value":2,"result":82}
  • {"op":"\u00f7","value":2,"result":41}
  • {"op":"\u00d7","value":2,"result":82}
  • {"op":"+","value":13,"result":95}
Forks
  • {"correct":82,"wrong":83,"options":[83,82],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":41,"wrong":45,"options":[41,45],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":82,"wrong":79,"options":[82,79],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":95,"wrong":96,"options":[95,96],"correctIndex":0,"op":"+","value":13}

Start at 22. Follow the path: ÷2, +10, -19, ÷2. What is the final answer?

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Answer: 1

StartValue
22
Steps
  • {"op":"\u00f7","value":2,"result":11}
  • {"op":"+","value":10,"result":21}
  • {"op":"-","value":19,"result":2}
  • {"op":"\u00f7","value":2,"result":1}
Forks
  • {"correct":11,"wrong":7,"options":[11,7],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":21,"wrong":26,"options":[21,26],"correctIndex":0,"op":"+","value":10}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"-","value":19}
  • {"correct":1,"wrong":5,"options":[1,5],"correctIndex":0,"op":"\u00f7","value":2}

Start at 30. Follow the path: ×2, ×2, ÷6, ×3. What is the final answer?

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Answer: 60

StartValue
30
Steps
  • {"op":"\u00d7","value":2,"result":60}
  • {"op":"\u00d7","value":2,"result":120}
  • {"op":"\u00f7","value":6,"result":20}
  • {"op":"\u00d7","value":3,"result":60}
Forks
  • {"correct":60,"wrong":58,"options":[58,60],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":120,"wrong":115,"options":[120,115],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":20,"wrong":22,"options":[20,22],"correctIndex":0,"op":"\u00f7","value":6}
  • {"correct":60,"wrong":58,"options":[60,58],"correctIndex":0,"op":"\u00d7","value":3}

Start at 21. Follow the path: -12, ×4, +10, ÷2. What is the final answer?

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Answer: 23

StartValue
21
Steps
  • {"op":"-","value":12,"result":9}
  • {"op":"\u00d7","value":4,"result":36}
  • {"op":"+","value":10,"result":46}
  • {"op":"\u00f7","value":2,"result":23}
Forks
  • {"correct":9,"wrong":4,"options":[4,9],"correctIndex":1,"op":"-","value":12}
  • {"correct":36,"wrong":39,"options":[39,36],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":46,"wrong":44,"options":[44,46],"correctIndex":1,"op":"+","value":10}
  • {"correct":23,"wrong":24,"options":[24,23],"correctIndex":1,"op":"\u00f7","value":2}

Start at 24. Follow the path: ÷6, +15, -10, ÷3. What is the final answer?

Show answer

Answer: 3

StartValue
24
Steps
  • {"op":"\u00f7","value":6,"result":4}
  • {"op":"+","value":15,"result":19}
  • {"op":"-","value":10,"result":9}
  • {"op":"\u00f7","value":3,"result":3}
Forks
  • {"correct":4,"wrong":1,"options":[4,1],"correctIndex":0,"op":"\u00f7","value":6}
  • {"correct":19,"wrong":17,"options":[17,19],"correctIndex":1,"op":"+","value":15}
  • {"correct":9,"wrong":4,"options":[9,4],"correctIndex":0,"op":"-","value":10}
  • {"correct":3,"wrong":1,"options":[3,1],"correctIndex":0,"op":"\u00f7","value":3}

Start at 32. Follow the path: +14, ÷2, -1, -19. What is the final answer?

Show answer

Answer: 3

StartValue
32
Steps
  • {"op":"+","value":14,"result":46}
  • {"op":"\u00f7","value":2,"result":23}
  • {"op":"-","value":1,"result":22}
  • {"op":"-","value":19,"result":3}
Forks
  • {"correct":46,"wrong":48,"options":[48,46],"correctIndex":1,"op":"+","value":14}
  • {"correct":23,"wrong":22,"options":[23,22],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":22,"wrong":24,"options":[22,24],"correctIndex":0,"op":"-","value":1}
  • {"correct":3,"wrong":1,"options":[1,3],"correctIndex":1,"op":"-","value":19}

Start at 18. Follow the path: +3, ×4, ÷3, -15. What is the final answer?

Show answer

Answer: 13

StartValue
18
Steps
  • {"op":"+","value":3,"result":21}
  • {"op":"\u00d7","value":4,"result":84}
  • {"op":"\u00f7","value":3,"result":28}
  • {"op":"-","value":15,"result":13}
Forks
  • {"correct":21,"wrong":26,"options":[21,26],"correctIndex":0,"op":"+","value":3}
  • {"correct":84,"wrong":82,"options":[84,82],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":28,"wrong":27,"options":[28,27],"correctIndex":0,"op":"\u00f7","value":3}
  • {"correct":13,"wrong":10,"options":[10,13],"correctIndex":1,"op":"-","value":15}