expert Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 11] → [_, 2, 9]

Show answer

Answer: Row1[1]=18, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [7,11]
  • [5,2,9]
Base
  • 5
  • 2
  • 9
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 8] → [10, _, 4]

Show answer

Answer: Row3[2]=4, Row2[1]=14

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [14,8]
  • [10,4,4]
Base
  • 10
  • 4
  • 4
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [12, _] → [_, 4, 4]

Show answer

Answer: Row3[1]=8, Row2[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [12,8]
  • [8,4,4]
Base
  • 8
  • 4
  • 4
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [10, _] → [_, 7, 9]

Show answer

Answer: Row3[1]=3, Row2[2]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [10,16]
  • [3,7,9]
Base
  • 3
  • 7
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":1,"v":16}