medium Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, _] → [14, _, _] → [8, 6, 2, 5]

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Answer: Row2[1]=22, Row2[2]=15, Row3[3]=7, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [22,15]
  • [14,8,7]
  • [8,6,2,5]
Base
  • 8
  • 6
  • 2
  • 5
TopValue
37
HiddenCells
  • {"r":1,"c":0,"v":22}
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 14] → [10, _, 8] → [_, _, 5, 3]

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Answer: Row1[1]=30, Row4[2]=1, Row3[2]=6, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [16,14]
  • [10,6,8]
  • [9,1,5,3]
Base
  • 9
  • 1
  • 5
  • 3
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [13, 11, 10] → [7, 6, _, _]

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Answer: Row4[3]=5, Row2[1]=24, Row4[4]=5, Row1[1]=45

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [24,21]
  • [13,11,10]
  • [7,6,5,5]
Base
  • 7
  • 6
  • 5
  • 5
TopValue
45
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":3,"v":5}
  • {"r":0,"c":0,"v":45}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 23] → [3, 12, _] → [1, 2, _, _]

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Answer: Row4[3]=10, Row4[4]=1, Row3[3]=11, Row1[1]=38

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [15,23]
  • [3,12,11]
  • [1,2,10,1]
Base
  • 1
  • 2
  • 10
  • 1
TopValue
38
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":2,"v":11}
  • {"r":0,"c":0,"v":38}