medium Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [14, 18] → [_, _, 9] → [1, _, _, 4]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [14,18]
  • [5,9,9]
  • [1,4,5,4]
Base
  • 1
  • 4
  • 5
  • 4
TopValue
32
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":9}
  • {"r":2,"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): [_] → [17, 13] → [9, _, 5] → [_, 6, 2, _]

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Answer: Row3[2]=8, Row1[1]=30, Row4[4]=3, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [17,13]
  • [9,8,5]
  • [3,6,2,3]
Base
  • 3
  • 6
  • 2
  • 3
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":0,"c":0,"v":30}
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [18, 18, 13] → [_, 10, 8, 5]

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Answer: Row1[1]=67, Row4[1]=8, Row2[2]=31, Row2[1]=36

SubType
number-pyramid
Difficulty
medium
Levels
  • [67]
  • [36,31]
  • [18,18,13]
  • [8,10,8,5]
Base
  • 8
  • 10
  • 8
  • 5
TopValue
67
HiddenCells
  • {"r":0,"c":0,"v":67}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":1,"v":31}
  • {"r":1,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 18] → [_, _, 8] → [9, 4, 6, 2]

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Answer: Row3[2]=10, Row2[1]=23, Row1[1]=41, Row3[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [23,18]
  • [13,10,8]
  • [9,4,6,2]
Base
  • 9
  • 4
  • 6
  • 2
TopValue
41
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":0,"v":23}
  • {"r":0,"c":0,"v":41}
  • {"r":2,"c":0,"v":13}