medium Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, 27] → [12, 14, _] → [4, 8, _, _]

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Answer: Row2[1]=26, Row3[3]=13, Row4[3]=6, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [26,27]
  • [12,14,13]
  • [4,8,6,7]
Base
  • 4
  • 8
  • 6
  • 7
TopValue
53
HiddenCells
  • {"r":1,"c":0,"v":26}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, 24] → [_, 12, _] → [_, 10, 2, 10]

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Answer: Row3[3]=12, Row4[1]=6, Row3[1]=16, Row2[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [28,24]
  • [16,12,12]
  • [6,10,2,10]
Base
  • 6
  • 10
  • 2
  • 10
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":0,"v":16}
  • {"r":1,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 15] → [14, 11, _] → [_, 9, 2, _]

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Answer: Row4[1]=5, Row4[4]=2, Row1[1]=40, Row3[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [25,15]
  • [14,11,4]
  • [5,9,2,2]
Base
  • 5
  • 9
  • 2
  • 2
TopValue
40
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":3,"v":2}
  • {"r":0,"c":0,"v":40}
  • {"r":2,"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): [_] → [_, 27] → [12, 12, 15] → [_, 2, 10, _]

Show answer

Answer: Row4[1]=10, Row1[1]=51, Row4[4]=5, Row2[1]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [24,27]
  • [12,12,15]
  • [10,2,10,5]
Base
  • 10
  • 2
  • 10
  • 5
TopValue
51
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":0,"c":0,"v":51}
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":0,"v":24}