medium Set 14 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 9] → [9, _, _] → [8, 1, _, 4]

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Answer: Row3[2]=3, Row4[3]=2, Row1[1]=21, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [21]
  • [12,9]
  • [9,3,6]
  • [8,1,2,4]
Base
  • 8
  • 1
  • 2
  • 4
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [_, _] → [16, 9, 7] → [_, _, 1, 6]

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Answer: Row4[2]=8, Row4[1]=8, Row2[2]=16, Row2[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [25,16]
  • [16,9,7]
  • [8,8,1,6]
Base
  • 8
  • 8
  • 1
  • 6
TopValue
41
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":1,"v":16}
  • {"r":1,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [_, _] → [6, 12, _] → [1, 5, _, 9]

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Answer: Row2[1]=18, Row4[3]=7, Row3[3]=16, Row2[2]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [18,28]
  • [6,12,16]
  • [1,5,7,9]
Base
  • 1
  • 5
  • 7
  • 9
TopValue
46
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":1,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [23, _] → [_, 14, 14] → [_, 4, _, 4]

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Answer: Row3[1]=9, Row4[1]=5, Row4[3]=10, Row2[2]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [23,28]
  • [9,14,14]
  • [5,4,10,4]
Base
  • 5
  • 4
  • 10
  • 4
TopValue
51
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":1,"v":28}