medium Set 52 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [30, _] → [16, 14, _] → [7, 9, _, _]

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Answer: Row4[3]=5, Row2[2]=22, Row4[4]=3, Row3[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [30,22]
  • [16,14,8]
  • [7,9,5,3]
Base
  • 7
  • 9
  • 5
  • 3
TopValue
52
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":1,"v":22}
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [19, 12] → [_, _, 6] → [_, 4, _, 4]

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Answer: Row4[1]=9, Row3[1]=13, Row3[2]=6, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [19,12]
  • [13,6,6]
  • [9,4,2,4]
Base
  • 9
  • 4
  • 2
  • 4
TopValue
31
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [16, _] → [_, 10, 15] → [_, 4, _, 9]

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Answer: Row3[1]=6, Row2[2]=25, Row4[1]=2, Row4[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [16,25]
  • [6,10,15]
  • [2,4,6,9]
Base
  • 2
  • 4
  • 6
  • 9
TopValue
41
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":0,"v":2}
  • {"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): [57] → [_, _] → [8, _, 17] → [_, 7, 9, 8]

Show answer

Answer: Row3[2]=16, Row4[1]=1, Row2[1]=24, Row2[2]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [24,33]
  • [8,16,17]
  • [1,7,9,8]
Base
  • 1
  • 7
  • 9
  • 8
TopValue
57
HiddenCells
  • {"r":2,"c":1,"v":16}
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":0,"v":24}
  • {"r":1,"c":1,"v":33}