hard Set 9 Form Exercise

Start at 15. Follow the path: -7, +20, ÷4, -6. What is the final answer?

Show answer

Answer: 1

StartValue
15
Steps
  • {"op":"-","value":7,"result":8}
  • {"op":"+","value":20,"result":28}
  • {"op":"\u00f7","value":4,"result":7}
  • {"op":"-","value":6,"result":1}
Forks
  • {"correct":8,"wrong":3,"options":[3,8],"correctIndex":1,"op":"-","value":7}
  • {"correct":28,"wrong":23,"options":[28,23],"correctIndex":0,"op":"+","value":20}
  • {"correct":7,"wrong":9,"options":[9,7],"correctIndex":1,"op":"\u00f7","value":4}
  • {"correct":1,"wrong":4,"options":[1,4],"correctIndex":0,"op":"-","value":6}

Start at 2. Follow the path: +14, +11, ×3, -3. What is the final answer?

Show answer

Answer: 78

StartValue
2
Steps
  • {"op":"+","value":14,"result":16}
  • {"op":"+","value":11,"result":27}
  • {"op":"\u00d7","value":3,"result":81}
  • {"op":"-","value":3,"result":78}
Forks
  • {"correct":16,"wrong":20,"options":[16,20],"correctIndex":0,"op":"+","value":14}
  • {"correct":27,"wrong":29,"options":[27,29],"correctIndex":0,"op":"+","value":11}
  • {"correct":81,"wrong":86,"options":[81,86],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":78,"wrong":83,"options":[78,83],"correctIndex":0,"op":"-","value":3}

Start at 34. Follow the path: +5, ×3, ÷3, ×3. What is the final answer?

Show answer

Answer: 117

StartValue
34
Steps
  • {"op":"+","value":5,"result":39}
  • {"op":"\u00d7","value":3,"result":117}
  • {"op":"\u00f7","value":3,"result":39}
  • {"op":"\u00d7","value":3,"result":117}
Forks
  • {"correct":39,"wrong":41,"options":[41,39],"correctIndex":1,"op":"+","value":5}
  • {"correct":117,"wrong":122,"options":[122,117],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":39,"wrong":37,"options":[37,39],"correctIndex":1,"op":"\u00f7","value":3}
  • {"correct":117,"wrong":113,"options":[117,113],"correctIndex":0,"op":"\u00d7","value":3}

Start at 7. Follow the path: +2, +18, +3, -12. What is the final answer?

Show answer

Answer: 18

StartValue
7
Steps
  • {"op":"+","value":2,"result":9}
  • {"op":"+","value":18,"result":27}
  • {"op":"+","value":3,"result":30}
  • {"op":"-","value":12,"result":18}
Forks
  • {"correct":9,"wrong":6,"options":[6,9],"correctIndex":1,"op":"+","value":2}
  • {"correct":27,"wrong":24,"options":[27,24],"correctIndex":0,"op":"+","value":18}
  • {"correct":30,"wrong":27,"options":[30,27],"correctIndex":0,"op":"+","value":3}
  • {"correct":18,"wrong":17,"options":[18,17],"correctIndex":0,"op":"-","value":12}

Start at 26. Follow the path: ×3, ÷2, ×3, -13. What is the final answer?

Show answer

Answer: 104

StartValue
26
Steps
  • {"op":"\u00d7","value":3,"result":78}
  • {"op":"\u00f7","value":2,"result":39}
  • {"op":"\u00d7","value":3,"result":117}
  • {"op":"-","value":13,"result":104}
Forks
  • {"correct":78,"wrong":73,"options":[78,73],"correctIndex":0,"op":"\u00d7","value":3}
  • {"correct":39,"wrong":36,"options":[36,39],"correctIndex":1,"op":"\u00f7","value":2}
  • {"correct":117,"wrong":120,"options":[120,117],"correctIndex":1,"op":"\u00d7","value":3}
  • {"correct":104,"wrong":106,"options":[104,106],"correctIndex":0,"op":"-","value":13}

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

Show answer

Answer: 24

StartValue
3
Steps
  • {"op":"+","value":3,"result":6}
  • {"op":"-","value":4,"result":2}
  • {"op":"\u00d7","value":4,"result":8}
  • {"op":"\u00d7","value":3,"result":24}
Forks
  • {"correct":6,"wrong":9,"options":[9,6],"correctIndex":1,"op":"+","value":3}
  • {"correct":2,"wrong":7,"options":[2,7],"correctIndex":0,"op":"-","value":4}
  • {"correct":8,"wrong":6,"options":[6,8],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":24,"wrong":26,"options":[24,26],"correctIndex":0,"op":"\u00d7","value":3}

Start at 14. Follow the path: -4, -4, +1, +3. What is the final answer?

Show answer

Answer: 10

StartValue
14
Steps
  • {"op":"-","value":4,"result":10}
  • {"op":"-","value":4,"result":6}
  • {"op":"+","value":1,"result":7}
  • {"op":"+","value":3,"result":10}
Forks
  • {"correct":10,"wrong":8,"options":[8,10],"correctIndex":1,"op":"-","value":4}
  • {"correct":6,"wrong":3,"options":[3,6],"correctIndex":1,"op":"-","value":4}
  • {"correct":7,"wrong":5,"options":[7,5],"correctIndex":0,"op":"+","value":1}
  • {"correct":10,"wrong":11,"options":[11,10],"correctIndex":1,"op":"+","value":3}

Start at 30. Follow the path: -20, -6, ×4, ×4. What is the final answer?

Show answer

Answer: 64

StartValue
30
Steps
  • {"op":"-","value":20,"result":10}
  • {"op":"-","value":6,"result":4}
  • {"op":"\u00d7","value":4,"result":16}
  • {"op":"\u00d7","value":4,"result":64}
Forks
  • {"correct":10,"wrong":8,"options":[10,8],"correctIndex":0,"op":"-","value":20}
  • {"correct":4,"wrong":3,"options":[4,3],"correctIndex":0,"op":"-","value":6}
  • {"correct":16,"wrong":15,"options":[15,16],"correctIndex":1,"op":"\u00d7","value":4}
  • {"correct":64,"wrong":65,"options":[65,64],"correctIndex":1,"op":"\u00d7","value":4}