medium Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 20] → [_, 12, _] → [2, _, 6, 2]

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Answer: Row2[1]=20, Row4[2]=6, Row3[3]=8, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [20,20]
  • [8,12,8]
  • [2,6,6,2]
Base
  • 2
  • 6
  • 6
  • 2
TopValue
40
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 30] → [8, _, 15] → [_, 5, 10, 5]

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Answer: Row1[1]=53, Row2[1]=23, Row4[1]=3, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [23,30]
  • [8,15,15]
  • [3,5,10,5]
Base
  • 3
  • 5
  • 10
  • 5
TopValue
53
HiddenCells
  • {"r":0,"c":0,"v":53}
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [_, 27] → [12, 12, _] → [_, _, 6, 9]

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Answer: Row4[1]=6, Row2[1]=24, Row4[2]=6, Row3[3]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [24,27]
  • [12,12,15]
  • [6,6,6,9]
Base
  • 6
  • 6
  • 6
  • 9
TopValue
51
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":1,"v":6}
  • {"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): [36] → [20, 16] → [_, 8, _] → [_, _, 5, 3]

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Answer: Row3[3]=8, Row4[1]=9, Row4[2]=3, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [20,16]
  • [12,8,8]
  • [9,3,5,3]
Base
  • 9
  • 3
  • 5
  • 3
TopValue
36
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":1,"v":3}
  • {"r":2,"c":0,"v":12}