medium Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, 18] → [10, _, 7] → [5, _, _, 1]

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Answer: Row4[2]=5, Row4[3]=6, Row3[2]=11, Row2[1]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [21,18]
  • [10,11,7]
  • [5,5,6,1]
Base
  • 5
  • 5
  • 6
  • 1
TopValue
39
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":11}
  • {"r":1,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [17, 22] → [8, 9, _] → [5, _, _, _]

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Answer: Row3[3]=13, Row4[3]=6, Row4[4]=7, Row4[2]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [17,22]
  • [8,9,13]
  • [5,3,6,7]
Base
  • 5
  • 3
  • 6
  • 7
TopValue
39
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 15] → [10, 6, _] → [5, _, _, 8]

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Answer: Row4[2]=5, Row4[3]=1, Row2[1]=16, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [16,15]
  • [10,6,9]
  • [5,5,1,8]
Base
  • 5
  • 5
  • 1
  • 8
TopValue
31
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, _] → [_, 12, _] → [2, 2, 10, 2]

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Answer: Row2[2]=24, Row1[1]=40, Row3[3]=12, Row3[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [16,24]
  • [4,12,12]
  • [2,2,10,2]
Base
  • 2
  • 2
  • 10
  • 2
TopValue
40
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":0,"c":0,"v":40}
  • {"r":2,"c":2,"v":12}
  • {"r":2,"c":0,"v":4}