medium Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 31] → [11, _, _] → [5, _, 8, 9]

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Answer: Row3[2]=14, Row3[3]=17, Row4[2]=6, Row1[1]=56

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [25,31]
  • [11,14,17]
  • [5,6,8,9]
Base
  • 5
  • 6
  • 8
  • 9
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [29, 22] → [_, 11, _] → [_, _, 1, 10]

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Answer: Row4[2]=10, Row3[1]=18, Row4[1]=8, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [29,22]
  • [18,11,11]
  • [8,10,1,10]
Base
  • 8
  • 10
  • 1
  • 10
TopValue
51
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [8, 6, _] → [6, 2, _, 5]

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Answer: Row3[3]=9, Row4[3]=4, Row2[1]=14, Row1[1]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [14,15]
  • [8,6,9]
  • [6,2,4,5]
Base
  • 6
  • 2
  • 4
  • 5
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":2,"v":4}
  • {"r":1,"c":0,"v":14}
  • {"r":0,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [22, 26] → [_, 13, 13] → [_, _, _, 4]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [22,26]
  • [9,13,13]
  • [5,4,9,4]
Base
  • 5
  • 4
  • 9
  • 4
TopValue
48
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":1,"v":4}