medium Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, _] → [8, 14, _] → [4, 4, _, 6]

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Answer: Row2[2]=30, Row1[1]=52, Row4[3]=10, Row3[3]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [22,30]
  • [8,14,16]
  • [4,4,10,6]
Base
  • 4
  • 4
  • 10
  • 6
TopValue
52
HiddenCells
  • {"r":1,"c":1,"v":30}
  • {"r":0,"c":0,"v":52}
  • {"r":3,"c":2,"v":10}
  • {"r":2,"c":2,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [22, _] → [9, 13, _] → [2, _, _, 1]

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Answer: Row4[2]=7, Row2[2]=20, Row3[3]=7, Row4[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [22,20]
  • [9,13,7]
  • [2,7,6,1]
Base
  • 2
  • 7
  • 6
  • 1
TopValue
42
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [_, 22] → [11, 8, 14] → [_, 4, _, _]

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Answer: Row4[4]=10, Row2[1]=19, Row4[1]=7, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [19,22]
  • [11,8,14]
  • [7,4,4,10]
Base
  • 7
  • 4
  • 4
  • 10
TopValue
41
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":0,"v":19}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"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): [37] → [16, _] → [_, 7, 14] → [8, _, 6, _]

Show answer

Answer: Row3[1]=9, Row4[4]=8, Row2[2]=21, Row4[2]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [16,21]
  • [9,7,14]
  • [8,1,6,8]
Base
  • 8
  • 1
  • 6
  • 8
TopValue
37
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":3,"v":8}
  • {"r":1,"c":1,"v":21}
  • {"r":3,"c":1,"v":1}