medium Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, 21] → [_, 9, _] → [10, _, 5, 7]

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Answer: Row3[3]=12, Row4[2]=4, Row3[1]=14, Row1[1]=44

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [23,21]
  • [14,9,12]
  • [10,4,5,7]
Base
  • 10
  • 4
  • 5
  • 7
TopValue
44
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":0,"v":14}
  • {"r":0,"c":0,"v":44}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [12, _] → [_, _, _] → [1, 1, 9, 2]

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Answer: Row3[3]=11, Row3[2]=10, Row3[1]=2, Row2[2]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [12,21]
  • [2,10,11]
  • [1,1,9,2]
Base
  • 1
  • 1
  • 9
  • 2
TopValue
33
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":2}
  • {"r":1,"c":1,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 23] → [_, 12, _] → [_, 2, 10, 1]

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Answer: Row3[1]=5, Row4[1]=3, Row2[1]=17, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [17,23]
  • [5,12,11]
  • [3,2,10,1]
Base
  • 3
  • 2
  • 10
  • 1
TopValue
40
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":3,"c":0,"v":3}
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [16, _] → [_, 8, _] → [4, 4, _, 1]

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Answer: Row3[1]=8, Row2[2]=13, Row3[3]=5, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [16,13]
  • [8,8,5]
  • [4,4,4,1]
Base
  • 4
  • 4
  • 4
  • 1
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":2,"v":5}
  • {"r":3,"c":2,"v":4}