medium Set 7 Form Exercise

Start at 27. Follow the path: -5, -9, +2. What is the final answer?

Show answer

Answer: 15

StartValue
27
Steps
  • {"op":"-","value":5,"result":22}
  • {"op":"-","value":9,"result":13}
  • {"op":"+","value":2,"result":15}
Forks
  • {"correct":22,"wrong":25,"options":[25,22],"correctIndex":1,"op":"-","value":5}
  • {"correct":13,"wrong":8,"options":[13,8],"correctIndex":0,"op":"-","value":9}
  • {"correct":15,"wrong":20,"options":[20,15],"correctIndex":1,"op":"+","value":2}

Start at 30. Follow the path: -9, +14, -7. What is the final answer?

Show answer

Answer: 28

StartValue
30
Steps
  • {"op":"-","value":9,"result":21}
  • {"op":"+","value":14,"result":35}
  • {"op":"-","value":7,"result":28}
Forks
  • {"correct":21,"wrong":19,"options":[19,21],"correctIndex":1,"op":"-","value":9}
  • {"correct":35,"wrong":37,"options":[35,37],"correctIndex":0,"op":"+","value":14}
  • {"correct":28,"wrong":31,"options":[31,28],"correctIndex":1,"op":"-","value":7}

Start at 8. Follow the path: -4, +6, +13. What is the final answer?

Show answer

Answer: 23

StartValue
8
Steps
  • {"op":"-","value":4,"result":4}
  • {"op":"+","value":6,"result":10}
  • {"op":"+","value":13,"result":23}
Forks
  • {"correct":4,"wrong":6,"options":[4,6],"correctIndex":0,"op":"-","value":4}
  • {"correct":10,"wrong":9,"options":[10,9],"correctIndex":0,"op":"+","value":6}
  • {"correct":23,"wrong":28,"options":[23,28],"correctIndex":0,"op":"+","value":13}

Start at 27. Follow the path: +15, -5, -13. What is the final answer?

Show answer

Answer: 24

StartValue
27
Steps
  • {"op":"+","value":15,"result":42}
  • {"op":"-","value":5,"result":37}
  • {"op":"-","value":13,"result":24}
Forks
  • {"correct":42,"wrong":46,"options":[42,46],"correctIndex":0,"op":"+","value":15}
  • {"correct":37,"wrong":38,"options":[38,37],"correctIndex":1,"op":"-","value":5}
  • {"correct":24,"wrong":21,"options":[24,21],"correctIndex":0,"op":"-","value":13}

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

Show answer

Answer: 168

StartValue
7
Steps
  • {"op":"\u00d7","value":2,"result":14}
  • {"op":"\u00d7","value":4,"result":56}
  • {"op":"\u00d7","value":3,"result":168}
Forks
  • {"correct":14,"wrong":19,"options":[14,19],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":56,"wrong":58,"options":[56,58],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":168,"wrong":165,"options":[168,165],"correctIndex":0,"op":"\u00d7","value":3}

Start at 14. Follow the path: -2, +2, -4. What is the final answer?

Show answer

Answer: 10

StartValue
14
Steps
  • {"op":"-","value":2,"result":12}
  • {"op":"+","value":2,"result":14}
  • {"op":"-","value":4,"result":10}
Forks
  • {"correct":12,"wrong":16,"options":[12,16],"correctIndex":0,"op":"-","value":2}
  • {"correct":14,"wrong":17,"options":[14,17],"correctIndex":0,"op":"+","value":2}
  • {"correct":10,"wrong":9,"options":[10,9],"correctIndex":0,"op":"-","value":4}

Start at 7. Follow the path: +14, ×2, +7. What is the final answer?

Show answer

Answer: 49

StartValue
7
Steps
  • {"op":"+","value":14,"result":21}
  • {"op":"\u00d7","value":2,"result":42}
  • {"op":"+","value":7,"result":49}
Forks
  • {"correct":21,"wrong":22,"options":[21,22],"correctIndex":0,"op":"+","value":14}
  • {"correct":42,"wrong":38,"options":[42,38],"correctIndex":0,"op":"\u00d7","value":2}
  • {"correct":49,"wrong":53,"options":[49,53],"correctIndex":0,"op":"+","value":7}

Start at 15. Follow the path: -9, +15, +8. What is the final answer?

Show answer

Answer: 29

StartValue
15
Steps
  • {"op":"-","value":9,"result":6}
  • {"op":"+","value":15,"result":21}
  • {"op":"+","value":8,"result":29}
Forks
  • {"correct":6,"wrong":11,"options":[11,6],"correctIndex":1,"op":"-","value":9}
  • {"correct":21,"wrong":24,"options":[24,21],"correctIndex":1,"op":"+","value":15}
  • {"correct":29,"wrong":25,"options":[25,29],"correctIndex":1,"op":"+","value":8}