medium Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [23, 24] → [11, _, 12] → [_, _, _, 10]

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Answer: Row3[2]=12, Row4[1]=1, Row4[3]=2, Row4[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [23,24]
  • [11,12,12]
  • [1,10,2,10]
Base
  • 1
  • 10
  • 2
  • 10
TopValue
47
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":0,"v":1}
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [15, _] → [7, 8, 9] → [_, 6, _, _]

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Answer: Row2[2]=17, Row4[1]=1, Row4[3]=2, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [15,17]
  • [7,8,9]
  • [1,6,2,7]
Base
  • 1
  • 6
  • 2
  • 7
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"r":3,"c":0,"v":1}
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [20, _] → [_, 11, _] → [_, 7, 4, 9]

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Answer: Row3[3]=13, Row3[1]=9, Row4[1]=2, Row2[2]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [20,24]
  • [9,11,13]
  • [2,7,4,9]
Base
  • 2
  • 7
  • 4
  • 9
TopValue
44
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":0,"v":2}
  • {"r":1,"c":1,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 6] → [6, 3, _] → [_, 2, 1, 2]

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Answer: Row1[1]=15, Row2[1]=9, Row3[3]=3, Row4[1]=4

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