medium Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [25, _] → [_, 9, 10] → [9, _, 2, _]

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Answer: Row2[2]=19, Row4[4]=8, Row3[1]=16, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [16,9,10]
  • [9,7,2,8]
Base
  • 9
  • 7
  • 2
  • 8
TopValue
44
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, 29] → [_, _, _] → [8, 8, 6, 9]

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Answer: Row2[1]=30, Row3[2]=14, Row3[1]=16, Row3[3]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [30,29]
  • [16,14,15]
  • [8,8,6,9]
Base
  • 8
  • 8
  • 6
  • 9
TopValue
59
HiddenCells
  • {"r":1,"c":0,"v":30}
  • {"r":2,"c":1,"v":14}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [26, _] → [_, _, 3] → [5, 10, _, 2]

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Answer: Row3[1]=15, Row2[2]=14, Row4[3]=1, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [26,14]
  • [15,11,3]
  • [5,10,1,2]
Base
  • 5
  • 10
  • 1
  • 2
TopValue
40
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":1,"v":14}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [67] → [35, _] → [17, _, 14] → [8, _, _, 5]

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Answer: Row4[3]=9, Row2[2]=32, Row3[2]=18, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [67]
  • [35,32]
  • [17,18,14]
  • [8,9,9,5]
Base
  • 8
  • 9
  • 9
  • 5
TopValue
67
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":32}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":1,"v":9}