medium Set 14 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [22, 11] → [_, 8, _] → [8, _, 2, _]

Show answer

Answer: Row3[1]=14, Row4[2]=6, Row4[4]=1, Row3[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [22,11]
  • [14,8,3]
  • [8,6,2,1]
Base
  • 8
  • 6
  • 2
  • 1
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [12, 18, 17] → [2, 10, _, 9]

Show answer

Answer: Row4[3]=8, Row2[1]=30, Row2[2]=35, Row1[1]=65

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [30,35]
  • [12,18,17]
  • [2,10,8,9]
Base
  • 2
  • 10
  • 8
  • 9
TopValue
65
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":0,"v":30}
  • {"r":1,"c":1,"v":35}
  • {"r":0,"c":0,"v":65}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 21] → [_, 14, 7] → [3, _, _, 2]

Show answer

Answer: Row3[1]=12, Row2[1]=26, Row4[2]=9, Row4[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [26,21]
  • [12,14,7]
  • [3,9,5,2]
Base
  • 3
  • 9
  • 5
  • 2
TopValue
47
HiddenCells
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":26}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [_, _] → [7, _, 14] → [_, 5, 10, 4]

Show answer

Answer: Row4[1]=2, Row3[2]=15, Row2[1]=22, Row2[2]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [22,29]
  • [7,15,14]
  • [2,5,10,4]
Base
  • 2
  • 5
  • 10
  • 4
TopValue
51
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":1,"v":15}
  • {"r":1,"c":0,"v":22}
  • {"r":1,"c":1,"v":29}