medium Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [15, 18] → [9, _, _] → [5, _, 2, _]

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Answer: Row4[4]=10, Row3[3]=12, Row4[2]=4, Row3[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [15,18]
  • [9,6,12]
  • [5,4,2,10]
Base
  • 5
  • 4
  • 2
  • 10
TopValue
33
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [29, _] → [14, _, 15] → [_, 9, 6, _]

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Answer: Row4[1]=5, Row2[2]=30, Row3[2]=15, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [29,30]
  • [14,15,15]
  • [5,9,6,9]
Base
  • 5
  • 9
  • 6
  • 9
TopValue
59
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":30}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, 33] → [12, 14, 19] → [_, _, 10, _]

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Answer: Row4[4]=9, Row4[1]=8, Row4[2]=4, Row1[1]=59

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [26,33]
  • [12,14,19]
  • [8,4,10,9]
Base
  • 8
  • 4
  • 10
  • 9
TopValue
59
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":1,"v":4}
  • {"r":0,"c":0,"v":59}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, _] → [15, _, 12] → [6, 9, 4, _]

Show answer

Answer: Row3[2]=13, Row2[1]=28, Row2[2]=25, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [28,25]
  • [15,13,12]
  • [6,9,4,8]
Base
  • 6
  • 9
  • 4
  • 8
TopValue
53
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":0,"v":28}
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":3,"v":8}