hard Set 1 Form Exercise

Start at 28. Follow the path: +9, -4, -12, +7. What is the final answer?

Show answer

Answer: 28

StartValue
28
Steps
  • {"op":"+","value":9,"result":37}
  • {"op":"-","value":4,"result":33}
  • {"op":"-","value":12,"result":21}
  • {"op":"+","value":7,"result":28}
Forks
  • {"correct":37,"wrong":35,"options":[37,35],"correctIndex":0,"op":"+","value":9}
  • {"correct":33,"wrong":35,"options":[35,33],"correctIndex":1,"op":"-","value":4}
  • {"correct":21,"wrong":17,"options":[17,21],"correctIndex":1,"op":"-","value":12}
  • {"correct":28,"wrong":32,"options":[28,32],"correctIndex":0,"op":"+","value":7}

Start at 7. Follow the path: -2, ×4, ÷5, -3. What is the final answer?

Show answer

Answer: 1

StartValue
7
Steps
  • {"op":"-","value":2,"result":5}
  • {"op":"\u00d7","value":4,"result":20}
  • {"op":"\u00f7","value":5,"result":4}
  • {"op":"-","value":3,"result":1}
Forks
  • {"correct":5,"wrong":3,"options":[3,5],"correctIndex":1,"op":"-","value":2}
  • {"correct":20,"wrong":21,"options":[20,21],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":4,"wrong":1,"options":[4,1],"correctIndex":0,"op":"\u00f7","value":5}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":1,"op":"-","value":3}

Start at 19. Follow the path: -4, +6, ×3, -15. What is the final answer?

Show answer

Answer: 48

StartValue
19
Steps
  • {"op":"-","value":4,"result":15}
  • {"op":"+","value":6,"result":21}
  • {"op":"\u00d7","value":3,"result":63}
  • {"op":"-","value":15,"result":48}
Forks
  • {"correct":15,"wrong":12,"options":[12,15],"correctIndex":1,"op":"-","value":4}
  • {"correct":21,"wrong":25,"options":[21,25],"correctIndex":0,"op":"+","value":6}
  • {"correct":63,"wrong":58,"options":[58,63],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":48,"wrong":49,"options":[49,48],"correctIndex":1,"op":"-","value":15}

Start at 13. Follow the path: +17, ×4, +16, +4. What is the final answer?

Show answer

Answer: 140

StartValue
13
Steps
  • {"op":"+","value":17,"result":30}
  • {"op":"\u00d7","value":4,"result":120}
  • {"op":"+","value":16,"result":136}
  • {"op":"+","value":4,"result":140}
Forks
  • {"correct":30,"wrong":26,"options":[26,30],"correctIndex":1,"op":"+","value":17}
  • {"correct":120,"wrong":121,"options":[120,121],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":136,"wrong":131,"options":[136,131],"correctIndex":0,"op":"+","value":16}
  • {"correct":140,"wrong":143,"options":[140,143],"correctIndex":0,"op":"+","value":4}

Start at 31. Follow the path: +19, ÷2, -20, ÷5. What is the final answer?

Show answer

Answer: 1

StartValue
31
Steps
  • {"op":"+","value":19,"result":50}
  • {"op":"\u00f7","value":2,"result":25}
  • {"op":"-","value":20,"result":5}
  • {"op":"\u00f7","value":5,"result":1}
Forks
  • {"correct":50,"wrong":53,"options":[53,50],"correctIndex":1,"op":"+","value":19}
  • {"correct":25,"wrong":23,"options":[25,23],"correctIndex":0,"op":"\u00f7","value":2}
  • {"correct":5,"wrong":6,"options":[5,6],"correctIndex":0,"op":"-","value":20}
  • {"correct":1,"wrong":1,"options":[1,1],"correctIndex":0,"op":"\u00f7","value":5}

Start at 18. Follow the path: ×2, ÷6, ÷3, +7. What is the final answer?

Show answer

Answer: 9

StartValue
18
Steps
  • {"op":"\u00d7","value":2,"result":36}
  • {"op":"\u00f7","value":6,"result":6}
  • {"op":"\u00f7","value":3,"result":2}
  • {"op":"+","value":7,"result":9}
Forks
  • {"correct":36,"wrong":41,"options":[41,36],"correctIndex":1,"op":"\u00d7","value":2}
  • {"correct":6,"wrong":3,"options":[3,6],"correctIndex":1,"op":"\u00f7","value":6}
  • {"correct":2,"wrong":1,"options":[1,2],"correctIndex":1,"op":"\u00f7","value":3}
  • {"correct":9,"wrong":14,"options":[9,14],"correctIndex":0,"op":"+","value":7}

Start at 20. Follow the path: ÷5, ×3, +13, -13. What is the final answer?

Show answer

Answer: 12

StartValue
20
Steps
  • {"op":"\u00f7","value":5,"result":4}
  • {"op":"\u00d7","value":3,"result":12}
  • {"op":"+","value":13,"result":25}
  • {"op":"-","value":13,"result":12}
Forks
  • {"correct":4,"wrong":1,"options":[1,4],"correctIndex":1,"op":"\u00f7","value":5}
  • {"correct":12,"wrong":8,"options":[12,8],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":25,"wrong":23,"options":[23,25],"correctIndex":1,"op":"+","value":13}
  • {"correct":12,"wrong":10,"options":[10,12],"correctIndex":1,"op":"-","value":13}

Start at 14. Follow the path: ×4, ÷4, +12, +1. What is the final answer?

Show answer

Answer: 27

StartValue
14
Steps
  • {"op":"\u00d7","value":4,"result":56}
  • {"op":"\u00f7","value":4,"result":14}
  • {"op":"+","value":12,"result":26}
  • {"op":"+","value":1,"result":27}
Forks
  • {"correct":56,"wrong":51,"options":[56,51],"correctIndex":0,"op":"\u00d7","value":4}
  • {"correct":14,"wrong":12,"options":[14,12],"correctIndex":0,"op":"\u00f7","value":4}
  • {"correct":26,"wrong":25,"options":[25,26],"correctIndex":1,"op":"+","value":12}
  • {"correct":27,"wrong":23,"options":[23,27],"correctIndex":1,"op":"+","value":1}