medium Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [_, _] → [7, 12, _] → [_, 3, 9, 10]

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Answer: Row2[1]=19, Row2[2]=31, Row3[3]=19, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [19,31]
  • [7,12,19]
  • [4,3,9,10]
Base
  • 4
  • 3
  • 9
  • 10
TopValue
50
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, 19] → [_, 8, _] → [5, 7, _, 10]

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Answer: Row3[3]=11, Row4[3]=1, Row3[1]=12, Row1[1]=39

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [20,19]
  • [12,8,11]
  • [5,7,1,10]
Base
  • 5
  • 7
  • 1
  • 10
TopValue
39
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":0,"v":12}
  • {"r":0,"c":0,"v":39}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [30, 27] → [17, _, 14] → [_, _, _, 10]

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Answer: Row4[3]=4, Row3[2]=13, Row4[2]=9, Row4[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [30,27]
  • [17,13,14]
  • [8,9,4,10]
Base
  • 8
  • 9
  • 4
  • 10
TopValue
57
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, 23] → [_, 14, _] → [4, 6, _, 1]

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Answer: Row4[3]=8, Row1[1]=47, Row3[3]=9, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [24,23]
  • [10,14,9]
  • [4,6,8,1]
Base
  • 4
  • 6
  • 8
  • 1
TopValue
47
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":0,"c":0,"v":47}
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":10}