easy Set 27 Form Exercise

Number Chain: 3 → -1 → +3 → -2 → ?

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Answer: 3

SubType
number-chain
Start
3
Steps
  • {"op":"-","operand":1}
  • {"op":"+","operand":3}
  • {"op":"-","operand":2}
Difficulty
easy

Number Chain: 6 → +6 → +7 → +4 → ?

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Answer: 23

SubType
number-chain
Start
6
Steps
  • {"op":"+","operand":6}
  • {"op":"+","operand":7}
  • {"op":"+","operand":4}
Difficulty
easy

Number Chain: 4 → -3 → +6 → -4 → ?

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Answer: 3

SubType
number-chain
Start
4
Steps
  • {"op":"-","operand":3}
  • {"op":"+","operand":6}
  • {"op":"-","operand":4}
Difficulty
easy

Number Chain: 1 → -1 → -1 → -1 → ?

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Answer: -2

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

Number Chain: 4 → +7 → -2 → -5 → ?

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Answer: 4

SubType
number-chain
Start
4
Steps
  • {"op":"+","operand":7}
  • {"op":"-","operand":2}
  • {"op":"-","operand":5}
Difficulty
easy

Number Chain: 6 → -2 → +4 → -5 → ?

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Answer: 3

SubType
number-chain
Start
6
Steps
  • {"op":"-","operand":2}
  • {"op":"+","operand":4}
  • {"op":"-","operand":5}
Difficulty
easy

Number Chain: 3 → +6 → -8 → -1 → ?

SubType
number-chain
Start
3
Steps
  • {"op":"+","operand":6}
  • {"op":"-","operand":8}
  • {"op":"-","operand":1}
Difficulty
easy

Number Chain: 8 → +7 → +3 → -12 → ?

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Answer: 6

SubType
number-chain
Start
8
Steps
  • {"op":"+","operand":7}
  • {"op":"+","operand":3}
  • {"op":"-","operand":12}
Difficulty
easy