easy Set 28 Form Exercise

Number Chain: 6 → -1 → +4 → -3 → ?

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Answer: 6

SubType
number-chain
Start
6
Steps
  • {"op":"-","operand":1}
  • {"op":"+","operand":4}
  • {"op":"-","operand":3}
Difficulty
easy

Number Chain: 2 → +3 → -2 → -1 → ?

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Answer: 2

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

Number Chain: 9 → -4 → -1 → -1 → ?

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Answer: 3

SubType
number-chain
Start
9
Steps
  • {"op":"-","operand":4}
  • {"op":"-","operand":1}
  • {"op":"-","operand":1}
Difficulty
easy

Number Chain: 6 → +5 → +1 → -9 → ?

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Answer: 3

SubType
number-chain
Start
6
Steps
  • {"op":"+","operand":5}
  • {"op":"+","operand":1}
  • {"op":"-","operand":9}
Difficulty
easy

Number Chain: 7 → -6 → +1 → -1 → ?

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Answer: 1

SubType
number-chain
Start
7
Steps
  • {"op":"-","operand":6}
  • {"op":"+","operand":1}
  • {"op":"-","operand":1}
Difficulty
easy

Number Chain: 5 → -2 → +5 → -4 → ?

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Answer: 4

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

Number Chain: 7 → +5 → -9 → +2 → ?

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Answer: 5

SubType
number-chain
Start
7
Steps
  • {"op":"+","operand":5}
  • {"op":"-","operand":9}
  • {"op":"+","operand":2}
Difficulty
easy

Number Chain: 5 → -4 → +9 → +4 → ?

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Answer: 14

SubType
number-chain
Start
5
Steps
  • {"op":"-","operand":4}
  • {"op":"+","operand":9}
  • {"op":"+","operand":4}
Difficulty
easy