medium Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 15] → [_, 6, 9] → [_, _, 5, 4]

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Answer: Row4[1]=1, Row2[1]=8, Row4[2]=1, Row3[1]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [8,15]
  • [2,6,9]
  • [1,1,5,4]
Base
  • 1
  • 1
  • 5
  • 4
TopValue
23
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":0,"v":8}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [5, 11, _] → [1, _, 7, 10]

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Answer: Row3[3]=17, Row4[2]=4, Row1[1]=44, Row2[1]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [16,28]
  • [5,11,17]
  • [1,4,7,10]
Base
  • 1
  • 4
  • 7
  • 10
TopValue
44
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":1,"v":4}
  • {"r":0,"c":0,"v":44}
  • {"r":1,"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): [54] → [28, 26] → [_, 13, _] → [_, 5, 8, _]

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Answer: Row4[4]=5, Row3[3]=13, Row4[1]=10, Row3[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [28,26]
  • [15,13,13]
  • [10,5,8,5]
Base
  • 10
  • 5
  • 8
  • 5
TopValue
54
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, _] → [13, _, 17] → [8, _, 7, 10]

Show answer

Answer: Row3[2]=12, Row2[1]=25, Row4[2]=5, Row2[2]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [25,29]
  • [13,12,17]
  • [8,5,7,10]
Base
  • 8
  • 5
  • 7
  • 10
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":1,"v":29}