hard Set 32 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [36, _] → [_, _, _] → [12, _, _, 4] → [9, 3, _, 3, _]

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Answer: Row4[2]=8, Row2[2]=28, Row3[2]=16, Row5[3]=5, Row5[5]=1, Row3[1]=20, Row3[3]=12, Row4[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [36,28]
  • [20,16,12]
  • [12,8,8,4]
  • [9,3,5,3,1]
Base
  • 9
  • 3
  • 5
  • 3
  • 1
TopValue
64
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":1,"v":28}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":0,"v":20}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [70] → [_, 36] → [_, 18, 18] → [_, _, _, 9] → [_, _, _, 6, 3]

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Answer: Row4[1]=7, Row5[2]=6, Row4[3]=9, Row5[1]=1, Row2[1]=34, Row5[3]=3, Row4[2]=9, Row3[1]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [34,36]
  • [16,18,18]
  • [7,9,9,9]
  • [1,6,3,6,3]
Base
  • 1
  • 6
  • 3
  • 6
  • 3
TopValue
70
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":0,"v":1}
  • {"r":1,"c":0,"v":34}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [109] → [_, 64] → [_, 29, _] → [5, _, 18, _] → [_, _, _, 10, 7]

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Answer: Row2[1]=45, Row5[1]=2, Row4[4]=17, Row5[2]=3, Row3[1]=16, Row4[2]=11, Row3[3]=35, Row5[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [45,64]
  • [16,29,35]
  • [5,11,18,17]
  • [2,3,8,10,7]
Base
  • 2
  • 3
  • 8
  • 10
  • 7
TopValue
109
HiddenCells
  • {"r":1,"c":0,"v":45}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":2,"v":35}
  • {"r":4,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 52] → [13, _, 31] → [_, _, 14, _] → [4, _, 5, 9, _]

Show answer

Answer: Row5[5]=8, Row4[2]=7, Row1[1]=86, Row3[2]=21, Row4[1]=6, Row4[4]=17, Row2[1]=34, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [34,52]
  • [13,21,31]
  • [6,7,14,17]
  • [4,2,5,9,8]
Base
  • 4
  • 2
  • 5
  • 9
  • 8
TopValue
86
HiddenCells
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":1,"v":7}
  • {"r":0,"c":0,"v":86}
  • {"r":2,"c":1,"v":21}
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":3,"v":17}
  • {"r":1,"c":0,"v":34}
  • {"r":4,"c":1,"v":2}