easy Set 33 Form Exercise

Number Chain: 8 → +1 → +4 → +2 → ?

Show answer

Answer: 15

SubType
number-chain
Start
8
Steps
  • {"op":"+","operand":1}
  • {"op":"+","operand":4}
  • {"op":"+","operand":2}
Difficulty
easy

Number Chain: 6 → -5 → -1 → +10 → ?

Show answer

Answer: 10

SubType
number-chain
Start
6
Steps
  • {"op":"-","operand":5}
  • {"op":"-","operand":1}
  • {"op":"+","operand":10}
Difficulty
easy

Number Chain: 9 → +5 → -7 → -1 → ?

Show answer

Answer: 6

SubType
number-chain
Start
9
Steps
  • {"op":"+","operand":5}
  • {"op":"-","operand":7}
  • {"op":"-","operand":1}
Difficulty
easy

Number Chain: 10 → +8 → +5 → -16 → ?

Show answer

Answer: 7

SubType
number-chain
Start
10
Steps
  • {"op":"+","operand":8}
  • {"op":"+","operand":5}
  • {"op":"-","operand":16}
Difficulty
easy

Number Chain: 1 → +4 → +2 → +10 → ?

Show answer

Answer: 17

SubType
number-chain
Start
1
Steps
  • {"op":"+","operand":4}
  • {"op":"+","operand":2}
  • {"op":"+","operand":10}
Difficulty
easy

Number Chain: 4 → -1 → -2 → +5 → ?

Show answer

Answer: 6

SubType
number-chain
Start
4
Steps
  • {"op":"-","operand":1}
  • {"op":"-","operand":2}
  • {"op":"+","operand":5}
Difficulty
easy

Number Chain: 7 → +4 → +7 → +2 → ?

Show answer

Answer: 20

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

Number Chain: 4 → -2 → +8 → +4 → ?

Show answer

Answer: 14

SubType
number-chain
Start
4
Steps
  • {"op":"-","operand":2}
  • {"op":"+","operand":8}
  • {"op":"+","operand":4}
Difficulty
easy