medium Set 11 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 21] → [8, 11, 10] → [_, 7, _, _]

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Answer: Row4[4]=6, Row1[1]=40, Row4[3]=4, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [19,21]
  • [8,11,10]
  • [1,7,4,6]
Base
  • 1
  • 7
  • 4
  • 6
TopValue
40
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [28, 27] → [_, 12, _] → [_, _, 5, 10]

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Answer: Row4[2]=7, Row3[3]=15, Row4[1]=9, Row3[1]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [28,27]
  • [16,12,15]
  • [9,7,5,10]
Base
  • 9
  • 7
  • 5
  • 10
TopValue
55
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [15, 18, 15] → [6, 9, _, 6]

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Answer: Row4[3]=9, Row2[1]=33, Row2[2]=33, Row1[1]=66

SubType
number-pyramid
Difficulty
medium
Levels
  • [66]
  • [33,33]
  • [15,18,15]
  • [6,9,9,6]
Base
  • 6
  • 9
  • 9
  • 6
TopValue
66
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":33}
  • {"r":1,"c":1,"v":33}
  • {"r":0,"c":0,"v":66}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [14, _] → [11, _, _] → [_, 2, 1, 9]

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Answer: Row4[1]=9, Row3[2]=3, Row2[2]=13, Row3[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [14,13]
  • [11,3,10]
  • [9,2,1,9]
Base
  • 9
  • 2
  • 1
  • 9
TopValue
27
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":2,"v":10}