medium Set 99 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 20] → [2, 6, 14] → [1, _, 5, _]

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Answer: Row4[4]=9, Row2[1]=8, Row4[2]=1, Row1[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [8,20]
  • [2,6,14]
  • [1,1,5,9]
Base
  • 1
  • 1
  • 5
  • 9
TopValue
28
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":0,"v":8}
  • {"r":3,"c":1,"v":1}
  • {"r":0,"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): [_] → [23, 23] → [9, _, 9] → [3, 6, _, _]

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Answer: Row4[3]=8, Row3[2]=14, Row4[4]=1, Row1[1]=46

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [23,23]
  • [9,14,9]
  • [3,6,8,1]
Base
  • 3
  • 6
  • 8
  • 1
TopValue
46
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":3,"v":1}
  • {"r":0,"c":0,"v":46}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 15] → [_, _, 9] → [4, _, 4, 5]

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Answer: Row3[2]=6, Row4[2]=2, Row3[1]=6, Row1[1]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [12,15]
  • [6,6,9]
  • [4,2,4,5]
Base
  • 4
  • 2
  • 4
  • 5
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":6}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [33, 24] → [_, _, 9] → [8, _, 5, _]

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Answer: Row4[2]=10, Row3[2]=15, Row4[4]=4, Row3[1]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [33,24]
  • [18,15,9]
  • [8,10,5,4]
Base
  • 8
  • 10
  • 5
  • 4
TopValue
57
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":0,"v":18}