medium Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 34] → [16, 18, 16] → [6, 10, _, _]

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Answer: Row4[4]=8, Row1[1]=68, Row4[3]=8, Row2[1]=34

SubType
number-pyramid
Difficulty
medium
Levels
  • [68]
  • [34,34]
  • [16,18,16]
  • [6,10,8,8]
Base
  • 6
  • 10
  • 8
  • 8
TopValue
68
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":68}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":0,"v":34}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, _] → [11, 9, 7] → [6, _, 4, _]

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Answer: Row2[2]=16, Row4[4]=3, Row4[2]=5, Row2[1]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [20,16]
  • [11,9,7]
  • [6,5,4,3]
Base
  • 6
  • 5
  • 4
  • 3
TopValue
36
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, 32] → [14, _, _] → [9, 5, 10, _]

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Answer: Row3[3]=17, Row3[2]=15, Row4[4]=7, Row1[1]=61

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [29,32]
  • [14,15,17]
  • [9,5,10,7]
Base
  • 9
  • 5
  • 10
  • 7
TopValue
61
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":7}
  • {"r":0,"c":0,"v":61}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [_, _] → [_, 18, 15] → [7, 8, 10, _]

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Answer: Row2[1]=33, Row2[2]=33, Row4[4]=5, Row3[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [66]
  • [33,33]
  • [15,18,15]
  • [7,8,10,5]
Base
  • 7
  • 8
  • 10
  • 5
TopValue
66
HiddenCells
  • {"r":1,"c":0,"v":33}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":15}