medium Set 16 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, 14] → [_, 5, _, 5]

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Answer: Row4[3]=9, Row2[2]=28, Row1[1]=50, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [22,28]
  • [8,14,14]
  • [3,5,9,5]
Base
  • 3
  • 5
  • 9
  • 5
TopValue
50
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":28}
  • {"r":0,"c":0,"v":50}
  • {"r":3,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [31, _] → [16, 15, _] → [6, _, _, 1]

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Answer: Row3[3]=6, Row4[3]=5, Row4[2]=10, Row2[2]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [31,21]
  • [16,15,6]
  • [6,10,5,1]
Base
  • 6
  • 10
  • 5
  • 1
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, 25] → [13, _, _] → [3, 10, 5, _]

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Answer: Row3[3]=10, Row4[4]=5, Row3[2]=15, Row2[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [28,25]
  • [13,15,10]
  • [3,10,5,5]
Base
  • 3
  • 10
  • 5
  • 5
TopValue
53
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":1,"v":15}
  • {"r":1,"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): [31] → [16, _] → [10, 6, _] → [9, _, _, 4]

Show answer

Answer: Row2[2]=15, Row4[3]=5, Row4[2]=1, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [16,15]
  • [10,6,9]
  • [9,1,5,4]
Base
  • 9
  • 1
  • 5
  • 4
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":2,"v":9}