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Number Chain Patterns Hard — Set 94

Arithmetic B

hard Set 94 Form Exercise

Number Chain: 4 → -2 → +10 → x3 → -9 → +4 → ?

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Answer: 31

SubType: number-chain
Start: 4
Steps: {"op":"-","operand":2}
{"op":"+","operand":10}
{"op":"x","operand":3}
{"op":"-","operand":9}
{"op":"+","operand":4}
Difficulty: hard

Number Chain: 4 → x4 → -9 → +8 → +6 → -20 → ?

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Answer: 1

SubType: number-chain
Start: 4
Steps: {"op":"x","operand":4}
{"op":"-","operand":9}
{"op":"+","operand":8}
{"op":"+","operand":6}
{"op":"-","operand":20}
Difficulty: hard

Number Chain: 6 → -3 → +8 → x2 → -6 → -3 → ?

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Answer: 13

SubType: number-chain
Start: 6
Steps: {"op":"-","operand":3}
{"op":"+","operand":8}
{"op":"x","operand":2}
{"op":"-","operand":6}
{"op":"-","operand":3}
Difficulty: hard

Number Chain: 4 → -3 → -1 → x5 → x2 → x4 → ?

SubType: number-chain
Start: 4
Steps: {"op":"-","operand":3}
{"op":"-","operand":1}
{"op":"x","operand":5}
{"op":"x","operand":2}
{"op":"x","operand":4}
Difficulty: hard

Number Chain: 2 → -1 → +9 → +12 → -1 → x3 → ?

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Answer: 63

SubType: number-chain
Start: 2
Steps: {"op":"-","operand":1}
{"op":"+","operand":9}
{"op":"+","operand":12}
{"op":"-","operand":1}
{"op":"x","operand":3}
Difficulty: hard

Number Chain: 7 → x2 → -3 → -7 → -1 → x3 → ?

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Answer: 9

SubType: number-chain
Start: 7
Steps: {"op":"x","operand":2}
{"op":"-","operand":3}
{"op":"-","operand":7}
{"op":"-","operand":1}
{"op":"x","operand":3}
Difficulty: hard

Number Chain: 9 → x3 → +3 → x4 → -95 → x3 → ?

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Answer: 75

SubType: number-chain
Start: 9
Steps: {"op":"x","operand":3}
{"op":"+","operand":3}
{"op":"x","operand":4}
{"op":"-","operand":95}
{"op":"x","operand":3}
Difficulty: hard

Number Chain: 5 → x4 → +1 → -3 → +5 → x5 → ?

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Answer: 115

SubType: number-chain
Start: 5
Steps: {"op":"x","operand":4}
{"op":"+","operand":1}
{"op":"-","operand":3}
{"op":"+","operand":5}
{"op":"x","operand":5}
Difficulty: hard

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