easy Set 79 Form Exercise

Number Chain: 3 → +5 → +5 → +4 → ?

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Answer: 17

SubType
number-chain
Start
3
Steps
  • {"op":"+","operand":5}
  • {"op":"+","operand":5}
  • {"op":"+","operand":4}
Difficulty
easy

Number Chain: 1 → +5 → +10 → -10 → ?

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Answer: 6

SubType
number-chain
Start
1
Steps
  • {"op":"+","operand":5}
  • {"op":"+","operand":10}
  • {"op":"-","operand":10}
Difficulty
easy

Number Chain: 6 → -2 → -1 → -2 → ?

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Answer: 1

SubType
number-chain
Start
6
Steps
  • {"op":"-","operand":2}
  • {"op":"-","operand":1}
  • {"op":"-","operand":2}
Difficulty
easy

Number Chain: 5 → +3 → +9 → +6 → ?

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Answer: 23

SubType
number-chain
Start
5
Steps
  • {"op":"+","operand":3}
  • {"op":"+","operand":9}
  • {"op":"+","operand":6}
Difficulty
easy

Number Chain: 2 → +2 → +6 → -9 → ?

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Answer: 1

SubType
number-chain
Start
2
Steps
  • {"op":"+","operand":2}
  • {"op":"+","operand":6}
  • {"op":"-","operand":9}
Difficulty
easy

Number Chain: 1 → +5 → -1 → -3 → ?

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Answer: 2

SubType
number-chain
Start
1
Steps
  • {"op":"+","operand":5}
  • {"op":"-","operand":1}
  • {"op":"-","operand":3}
Difficulty
easy

Number Chain: 3 → -1 → +5 → +7 → ?

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Answer: 14

SubType
number-chain
Start
3
Steps
  • {"op":"-","operand":1}
  • {"op":"+","operand":5}
  • {"op":"+","operand":7}
Difficulty
easy

Number Chain: 1 → -1 → -1 → +8 → ?

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Answer: 7

SubType
number-chain
Start
1
Steps
  • {"op":"-","operand":1}
  • {"op":"-","operand":1}
  • {"op":"+","operand":8}
Difficulty
easy