medium Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [30, 29] → [16, _, 15] → [7, _, _, _]

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Answer: Row4[3]=5, Row4[4]=10, Row4[2]=9, Row3[2]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [30,29]
  • [16,14,15]
  • [7,9,5,10]
Base
  • 7
  • 9
  • 5
  • 10
TopValue
59
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 22] → [_, 10, _] → [2, _, 4, 8]

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Answer: Row3[1]=8, Row3[3]=12, Row4[2]=6, Row1[1]=40

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [18,22]
  • [8,10,12]
  • [2,6,4,8]
Base
  • 2
  • 6
  • 4
  • 8
TopValue
40
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":40}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [25, _] → [14, 11, _] → [_, 7, 4, _]

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Answer: Row4[1]=7, Row4[4]=4, Row3[3]=8, Row2[2]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [14,11,8]
  • [7,7,4,4]
Base
  • 7
  • 7
  • 4
  • 4
TopValue
44
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [21, 21] → [12, _, 12] → [_, _, _, 7]

Show answer

Answer: Row4[3]=5, Row4[2]=4, Row4[1]=8, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [21,21]
  • [12,9,12]
  • [8,4,5,7]
Base
  • 8
  • 4
  • 5
  • 7
TopValue
42
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":1,"v":9}