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): [64] → [33, 31] → [_, _, 14] → [_, _, 8, 6]

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Answer: Row3[1]=16, Row4[2]=9, Row3[2]=17, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [33,31]
  • [16,17,14]
  • [7,9,8,6]
Base
  • 7
  • 9
  • 8
  • 6
TopValue
64
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":1,"v":17}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, 28] → [18, 17, 11] → [_, 10, _, _]

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Answer: Row2[1]=35, Row4[4]=4, Row4[3]=7, Row4[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [35,28]
  • [18,17,11]
  • [8,10,7,4]
Base
  • 8
  • 10
  • 7
  • 4
TopValue
63
HiddenCells
  • {"r":1,"c":0,"v":35}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":2,"v":7}
  • {"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): [28] → [13, 15] → [_, _, 11] → [_, 1, 3, _]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [13,15]
  • [9,4,11]
  • [8,1,3,8]
Base
  • 8
  • 1
  • 3
  • 8
TopValue
28
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [23, 22] → [9, _, 8] → [_, _, 6, _]

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Answer: Row4[1]=1, Row4[2]=8, Row3[2]=14, Row4[4]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [23,22]
  • [9,14,8]
  • [1,8,6,2]
Base
  • 1
  • 8
  • 6
  • 2
TopValue
45
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":3,"v":2}