easy Set 4 Form Exercise

Start at 8. Follow the path: +4, +3. What is the final answer?

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Answer: 15

StartValue
8
Steps
  • {"op":"+","value":4,"result":12}
  • {"op":"+","value":3,"result":15}
Forks
  • {"correct":12,"wrong":13,"options":[12,13],"correctIndex":0,"op":"+","value":4}
  • {"correct":15,"wrong":11,"options":[15,11],"correctIndex":0,"op":"+","value":3}

Start at 13. Follow the path: -6, -1. What is the final answer?

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Answer: 6

StartValue
13
Steps
  • {"op":"-","value":6,"result":7}
  • {"op":"-","value":1,"result":6}
Forks
  • {"correct":7,"wrong":8,"options":[8,7],"correctIndex":1,"op":"-","value":6}
  • {"correct":6,"wrong":8,"options":[6,8],"correctIndex":0,"op":"-","value":1}

Start at 3. Follow the path: +9, -3. What is the final answer?

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Answer: 9

StartValue
3
Steps
  • {"op":"+","value":9,"result":12}
  • {"op":"-","value":3,"result":9}
Forks
  • {"correct":12,"wrong":8,"options":[12,8],"correctIndex":0,"op":"+","value":9}
  • {"correct":9,"wrong":11,"options":[9,11],"correctIndex":0,"op":"-","value":3}

Start at 11. Follow the path: -6, -3. What is the final answer?

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Answer: 2

StartValue
11
Steps
  • {"op":"-","value":6,"result":5}
  • {"op":"-","value":3,"result":2}
Forks
  • {"correct":5,"wrong":1,"options":[1,5],"correctIndex":1,"op":"-","value":6}
  • {"correct":2,"wrong":1,"options":[2,1],"correctIndex":0,"op":"-","value":3}

Start at 10. Follow the path: -7, -1. What is the final answer?

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Answer: 2

StartValue
10
Steps
  • {"op":"-","value":7,"result":3}
  • {"op":"-","value":1,"result":2}
Forks
  • {"correct":3,"wrong":5,"options":[3,5],"correctIndex":0,"op":"-","value":7}
  • {"correct":2,"wrong":1,"options":[2,1],"correctIndex":0,"op":"-","value":1}

Start at 10. Follow the path: -4, -3. What is the final answer?

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Answer: 3

StartValue
10
Steps
  • {"op":"-","value":4,"result":6}
  • {"op":"-","value":3,"result":3}
Forks
  • {"correct":6,"wrong":9,"options":[6,9],"correctIndex":0,"op":"-","value":4}
  • {"correct":3,"wrong":1,"options":[3,1],"correctIndex":0,"op":"-","value":3}

Start at 15. Follow the path: +4, +9. What is the final answer?

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Answer: 28

StartValue
15
Steps
  • {"op":"+","value":4,"result":19}
  • {"op":"+","value":9,"result":28}
Forks
  • {"correct":19,"wrong":17,"options":[19,17],"correctIndex":0,"op":"+","value":4}
  • {"correct":28,"wrong":24,"options":[24,28],"correctIndex":1,"op":"+","value":9}

Start at 16. Follow the path: +5, -1. What is the final answer?

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Answer: 20

StartValue
16
Steps
  • {"op":"+","value":5,"result":21}
  • {"op":"-","value":1,"result":20}
Forks
  • {"correct":21,"wrong":19,"options":[19,21],"correctIndex":1,"op":"+","value":5}
  • {"correct":20,"wrong":18,"options":[18,20],"correctIndex":1,"op":"-","value":1}