medium Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, _] → [18, _, 11] → [10, _, 7, 4]

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Answer: Row4[2]=8, Row1[1]=59, Row3[2]=15, Row2[2]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [33,26]
  • [18,15,11]
  • [10,8,7,4]
Base
  • 10
  • 8
  • 7
  • 4
TopValue
59
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":0,"c":0,"v":59}
  • {"r":2,"c":1,"v":15}
  • {"r":1,"c":1,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 16] → [_, 9, 7] → [5, 8, _, 6]

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Answer: Row2[1]=22, Row3[1]=13, Row4[3]=1, Row1[1]=38

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [22,16]
  • [13,9,7]
  • [5,8,1,6]
Base
  • 5
  • 8
  • 1
  • 6
TopValue
38
HiddenCells
  • {"r":1,"c":0,"v":22}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":2,"v":1}
  • {"r":0,"c":0,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, _] → [12, 12, 9] → [4, _, 4, _]

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Answer: Row4[4]=5, Row2[2]=21, Row2[1]=24, Row4[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [24,21]
  • [12,12,9]
  • [4,8,4,5]
Base
  • 4
  • 8
  • 4
  • 5
TopValue
45
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":1,"v":21}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"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): [27] → [_, 14] → [_, 6, 8] → [5, _, 4, _]

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Answer: Row4[2]=2, Row4[4]=4, Row2[1]=13, Row3[1]=7

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