hard Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 5, 8] → [_, 2, _, 5] → [6, 1, 1, _, _]

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Answer: Row4[3]=3, Row4[1]=7, Row1[1]=27, Row3[1]=9, Row2[1]=14, Row2[2]=13, Row5[4]=2, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [27]
  • [14,13]
  • [9,5,8]
  • [7,2,3,5]
  • [6,1,1,2,3]
Base
  • 6
  • 1
  • 1
  • 2
  • 3
TopValue
27
HiddenCells
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":0,"v":7}
  • {"r":0,"c":0,"v":27}
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":14}
  • {"r":1,"c":1,"v":13}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":4,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 38] → [21, _, 17] → [_, 11, 10, _] → [8, _, 9, _, _]

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Answer: Row1[1]=80, Row5[5]=6, Row2[1]=42, Row5[4]=1, Row4[1]=10, Row4[4]=7, Row3[2]=21, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [42,38]
  • [21,21,17]
  • [10,11,10,7]
  • [8,2,9,1,6]
Base
  • 8
  • 2
  • 9
  • 1
  • 6
TopValue
80
HiddenCells
  • {"r":0,"c":0,"v":80}
  • {"r":4,"c":4,"v":6}
  • {"r":1,"c":0,"v":42}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [64, 55] → [_, 30, _] → [16, 18, _, 13] → [_, 10, _, _, _]

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Answer: Row5[4]=4, Row3[1]=34, Row4[3]=12, Row1[1]=119, Row5[5]=9, Row5[3]=8, Row3[3]=25, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [119]
  • [64,55]
  • [34,30,25]
  • [16,18,12,13]
  • [6,10,8,4,9]
Base
  • 6
  • 10
  • 8
  • 4
  • 9
TopValue
119
HiddenCells
  • {"r":4,"c":3,"v":4}
  • {"r":2,"c":0,"v":34}
  • {"r":3,"c":2,"v":12}
  • {"r":0,"c":0,"v":119}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":2,"v":25}
  • {"r":4,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 43] → [11, _, 29] → [_, _, _, _] → [_, _, 1, 10, 8]

Show answer

Answer: Row3[2]=14, Row5[1]=6, Row1[1]=68, Row4[1]=8, Row4[3]=11, Row4[2]=3, Row5[2]=2, Row4[4]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [25,43]
  • [11,14,29]
  • [8,3,11,18]
  • [6,2,1,10,8]
Base
  • 6
  • 2
  • 1
  • 10
  • 8
TopValue
68
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":4,"c":0,"v":6}
  • {"r":0,"c":0,"v":68}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":2,"v":11}
  • {"r":3,"c":1,"v":3}
  • {"r":4,"c":1,"v":2}
  • {"r":3,"c":3,"v":18}