medium Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [9, 15] → [_, _, _] → [3, 2, _, 9]

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Answer: Row3[3]=11, Row3[1]=5, Row4[3]=2, Row3[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [9,15]
  • [5,4,11]
  • [3,2,2,9]
Base
  • 3
  • 2
  • 2
  • 9
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":0,"v":5}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [20, _] → [8, _, _] → [_, 3, 9, 6]

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Answer: Row3[2]=12, Row3[3]=15, Row2[2]=27, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [20,27]
  • [8,12,15]
  • [5,3,9,6]
Base
  • 5
  • 3
  • 9
  • 6
TopValue
47
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":2,"v":15}
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [25, _] → [11, _, 9] → [3, _, 6, _]

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Answer: Row4[4]=3, Row3[2]=14, Row2[2]=23, Row4[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [25,23]
  • [11,14,9]
  • [3,8,6,3]
Base
  • 3
  • 8
  • 6
  • 3
TopValue
48
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":1,"v":14}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [18, _] → [_, 7, _] → [5, _, 1, 3]

Show answer

Answer: Row3[1]=11, Row3[3]=4, Row2[2]=11, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [18,11]
  • [11,7,4]
  • [5,6,1,3]
Base
  • 5
  • 6
  • 1
  • 3
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":2,"v":4}
  • {"r":1,"c":1,"v":11}
  • {"r":3,"c":1,"v":6}