hard Set 9 Form Exercise

Start at 7. Follow the path: ×4, ÷7, -3, +15. What is the final answer?

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Answer: 16

StartValue
7
Steps
  • {"op":"\u00d7","value":4,"result":28}
  • {"op":"\u00f7","value":7,"result":4}
  • {"op":"-","value":3,"result":1}
  • {"op":"+","value":15,"result":16}
Forks
  • {"correct":28,"wrong":29,"options":[29,28],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":4,"wrong":1,"options":[1,4],"correctIndex":1,"op":"\u00f7","value":7}
  • {"correct":1,"wrong":2,"options":[1,2],"correctIndex":0,"op":"-","value":3}
  • {"correct":16,"wrong":12,"options":[16,12],"correctIndex":0,"op":"+","value":15}

Start at 34. Follow the path: +20, -14, -6, +19. What is the final answer?

Show answer

Answer: 53

StartValue
34
Steps
  • {"op":"+","value":20,"result":54}
  • {"op":"-","value":14,"result":40}
  • {"op":"-","value":6,"result":34}
  • {"op":"+","value":19,"result":53}
Forks
  • {"correct":54,"wrong":55,"options":[54,55],"correctIndex":0,"op":"+","value":20}
  • {"correct":40,"wrong":42,"options":[42,40],"correctIndex":1,"op":"-","value":14}
  • {"correct":34,"wrong":36,"options":[34,36],"correctIndex":0,"op":"-","value":6}
  • {"correct":53,"wrong":58,"options":[53,58],"correctIndex":0,"op":"+","value":19}

Start at 28. Follow the path: -13, ÷3, +13, ×4. What is the final answer?

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Answer: 72

StartValue
28
Steps
  • {"op":"-","value":13,"result":15}
  • {"op":"\u00f7","value":3,"result":5}
  • {"op":"+","value":13,"result":18}
  • {"op":"\u00d7","value":4,"result":72}
Forks
  • {"correct":15,"wrong":14,"options":[14,15],"correctIndex":1,"op":"-","value":13}
  • {"correct":5,"wrong":6,"options":[6,5],"correctIndex":1,"op":"\u00f7","value":3}
  • {"correct":18,"wrong":19,"options":[18,19],"correctIndex":0,"op":"+","value":13}
  • {"correct":72,"wrong":70,"options":[70,72],"correctIndex":1,"op":"\u00d7","value":4}

Start at 32. Follow the path: ÷2, ×4, +13, ÷7. What is the final answer?

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Answer: 11

StartValue
32
Steps
  • {"op":"\u00f7","value":2,"result":16}
  • {"op":"\u00d7","value":4,"result":64}
  • {"op":"+","value":13,"result":77}
  • {"op":"\u00f7","value":7,"result":11}
Forks
  • {"correct":16,"wrong":20,"options":[20,16],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":64,"wrong":63,"options":[64,63],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":77,"wrong":81,"options":[77,81],"correctIndex":0,"op":"+","value":13}
  • {"correct":11,"wrong":16,"options":[11,16],"correctIndex":0,"op":"\u00f7","value":7}

Start at 9. Follow the path: +18, -2, +4, -11. What is the final answer?

Show answer

Answer: 18

StartValue
9
Steps
  • {"op":"+","value":18,"result":27}
  • {"op":"-","value":2,"result":25}
  • {"op":"+","value":4,"result":29}
  • {"op":"-","value":11,"result":18}
Forks
  • {"correct":27,"wrong":31,"options":[27,31],"correctIndex":0,"op":"+","value":18}
  • {"correct":25,"wrong":23,"options":[23,25],"correctIndex":1,"op":"-","value":2}
  • {"correct":29,"wrong":24,"options":[24,29],"correctIndex":1,"op":"+","value":4}
  • {"correct":18,"wrong":21,"options":[21,18],"correctIndex":1,"op":"-","value":11}

Start at 19. Follow the path: +12, -6, ÷5, ÷5. What is the final answer?

Show answer

Answer: 1

StartValue
19
Steps
  • {"op":"+","value":12,"result":31}
  • {"op":"-","value":6,"result":25}
  • {"op":"\u00f7","value":5,"result":5}
  • {"op":"\u00f7","value":5,"result":1}
Forks
  • {"correct":31,"wrong":35,"options":[31,35],"correctIndex":0,"op":"+","value":12}
  • {"correct":25,"wrong":29,"options":[29,25],"correctIndex":1,"op":"-","value":6}
  • {"correct":5,"wrong":1,"options":[5,1],"correctIndex":0,"op":"\u00f7","value":5}
  • {"correct":1,"wrong":2,"options":[1,2],"correctIndex":0,"op":"\u00f7","value":5}

Start at 33. Follow the path: +17, -20, -15, -2. What is the final answer?

Show answer

Answer: 13

StartValue
33
Steps
  • {"op":"+","value":17,"result":50}
  • {"op":"-","value":20,"result":30}
  • {"op":"-","value":15,"result":15}
  • {"op":"-","value":2,"result":13}
Forks
  • {"correct":50,"wrong":52,"options":[52,50],"correctIndex":1,"op":"+","value":17}
  • {"correct":30,"wrong":35,"options":[30,35],"correctIndex":0,"op":"-","value":20}
  • {"correct":15,"wrong":18,"options":[18,15],"correctIndex":1,"op":"-","value":15}
  • {"correct":13,"wrong":14,"options":[14,13],"correctIndex":1,"op":"-","value":2}

Start at 41. Follow the path: -1, +1, ×2, +14. What is the final answer?

Show answer

Answer: 96

StartValue
41
Steps
  • {"op":"-","value":1,"result":40}
  • {"op":"+","value":1,"result":41}
  • {"op":"\u00d7","value":2,"result":82}
  • {"op":"+","value":14,"result":96}
Forks
  • {"correct":40,"wrong":41,"options":[40,41],"correctIndex":0,"op":"-","value":1}
  • {"correct":41,"wrong":40,"options":[40,41],"correctIndex":1,"op":"+","value":1}
  • {"correct":82,"wrong":86,"options":[86,82],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":96,"wrong":98,"options":[98,96],"correctIndex":1,"op":"+","value":14}