medium Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [14, _] → [_, 7, 5] → [_, 3, 4, _]

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Answer: Row3[1]=7, Row4[4]=1, Row2[2]=12, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [14,12]
  • [7,7,5]
  • [4,3,4,1]
Base
  • 4
  • 3
  • 4
  • 1
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":3,"v":1}
  • {"r":1,"c":1,"v":12}
  • {"r":3,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 15] → [_, _, 8] → [7, _, 2, 6]

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Answer: Row3[2]=7, Row4[2]=5, Row1[1]=34, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [19,15]
  • [12,7,8]
  • [7,5,2,6]
Base
  • 7
  • 5
  • 2
  • 6
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":1,"v":5}
  • {"r":0,"c":0,"v":34}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [13, _] → [4, _, _] → [1, 3, _, 9]

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Answer: Row3[3]=15, Row4[3]=6, Row3[2]=9, Row2[2]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [13,24]
  • [4,9,15]
  • [1,3,6,9]
Base
  • 1
  • 3
  • 6
  • 9
TopValue
37
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":1,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, _] → [11, _, 10] → [_, 3, 5, 5]

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Answer: Row4[1]=8, Row1[1]=37, Row2[2]=18, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [19,18]
  • [11,8,10]
  • [8,3,5,5]
Base
  • 8
  • 3
  • 5
  • 5
TopValue
37
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":0,"c":0,"v":37}
  • {"r":1,"c":1,"v":18}
  • {"r":2,"c":1,"v":8}