medium Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [25, 28] → [_, 12, 16] → [_, 6, _, _]

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Answer: Row4[4]=10, Row4[3]=6, Row3[1]=13, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [25,28]
  • [13,12,16]
  • [7,6,6,10]
Base
  • 7
  • 6
  • 6
  • 10
TopValue
53
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [15, 18, 13] → [5, 10, 8, _]

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Answer: Row4[4]=5, Row2[1]=33, Row2[2]=31, Row1[1]=64

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [33,31]
  • [15,18,13]
  • [5,10,8,5]
Base
  • 5
  • 10
  • 8
  • 5
TopValue
64
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":0,"v":33}
  • {"r":1,"c":1,"v":31}
  • {"r":0,"c":0,"v":64}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 14] → [_, _, 6] → [7, 7, 1, _]

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Answer: Row1[1]=36, Row4[4]=5, Row3[1]=14, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [22,14]
  • [14,8,6]
  • [7,7,1,5]
Base
  • 7
  • 7
  • 1
  • 5
TopValue
36
HiddenCells
  • {"r":0,"c":0,"v":36}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":14}
  • {"r":2,"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): [_] → [26, 22] → [12, 14, 8] → [_, _, _, 2]

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Answer: Row4[1]=4, Row4[2]=8, Row1[1]=48, Row4[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [26,22]
  • [12,14,8]
  • [4,8,6,2]
Base
  • 4
  • 8
  • 6
  • 2
TopValue
48
HiddenCells
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":1,"v":8}
  • {"r":0,"c":0,"v":48}
  • {"r":3,"c":2,"v":6}