hard Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, 28] → [_, 13, 15] → [_, _, _, _] → [_, 5, 3, _, 8]

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Answer: Row4[2]=8, Row3[1]=15, Row4[3]=5, Row1[1]=56, Row4[4]=10, Row4[1]=7, Row5[4]=2, Row5[1]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [28,28]
  • [15,13,15]
  • [7,8,5,10]
  • [2,5,3,2,8]
Base
  • 2
  • 5
  • 3
  • 2
  • 8
TopValue
56
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":2,"v":5}
  • {"r":0,"c":0,"v":56}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [96] → [_, 56] → [18, 22, _] → [_, 8, _, 20] → [_, _, _, _, 10]

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Answer: Row4[3]=14, Row3[3]=34, Row2[1]=40, Row5[1]=6, Row5[4]=10, Row4[1]=10, Row5[2]=4, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [40,56]
  • [18,22,34]
  • [10,8,14,20]
  • [6,4,4,10,10]
Base
  • 6
  • 4
  • 4
  • 10
  • 10
TopValue
96
HiddenCells
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":2,"v":34}
  • {"r":1,"c":0,"v":40}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":1,"v":4}
  • {"r":4,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 32, 27] → [14, 17, _, 12] → [_, 8, _, _, 6]

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Answer: Row5[1]=6, Row2[2]=59, Row5[3]=9, Row5[4]=6, Row4[3]=15, Row1[1]=122, Row2[1]=63, Row3[1]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [63,59]
  • [31,32,27]
  • [14,17,15,12]
  • [6,8,9,6,6]
Base
  • 6
  • 8
  • 9
  • 6
  • 6
TopValue
122
HiddenCells
  • {"r":4,"c":0,"v":6}
  • {"r":1,"c":1,"v":59}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":2,"v":15}
  • {"r":0,"c":0,"v":122}
  • {"r":1,"c":0,"v":63}
  • {"r":2,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [56, 45] → [_, _, _] → [_, 15, 11, _] → [_, 5, 10, _, 7]

Show answer

Answer: Row5[4]=1, Row3[1]=30, Row3[2]=26, Row5[1]=10, Row1[1]=101, Row4[4]=8, Row4[1]=15, Row3[3]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [101]
  • [56,45]
  • [30,26,19]
  • [15,15,11,8]
  • [10,5,10,1,7]
Base
  • 10
  • 5
  • 10
  • 1
  • 7
TopValue
101
HiddenCells
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":0,"v":30}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":0,"v":10}
  • {"r":0,"c":0,"v":101}
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":0,"v":15}
  • {"r":2,"c":2,"v":19}