medium Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [_, 29] → [_, _, _] → [8, 7, 9, 4]

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Answer: Row3[1]=15, Row2[1]=31, Row3[2]=16, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [31,29]
  • [15,16,13]
  • [8,7,9,4]
Base
  • 8
  • 7
  • 9
  • 4
TopValue
60
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":0,"v":31}
  • {"r":2,"c":1,"v":16}
  • {"r":2,"c":2,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 29] → [_, 15, 14] → [10, 8, 7, _]

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Answer: Row3[1]=18, Row2[1]=33, Row1[1]=62, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [33,29]
  • [18,15,14]
  • [10,8,7,7]
Base
  • 10
  • 8
  • 7
  • 7
TopValue
62
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":1,"c":0,"v":33}
  • {"r":0,"c":0,"v":62}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [15, _] → [_, 7, 13] → [_, 3, _, 9]

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Answer: Row4[1]=5, Row4[3]=4, Row3[1]=8, Row2[2]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [15,20]
  • [8,7,13]
  • [5,3,4,9]
Base
  • 5
  • 3
  • 4
  • 9
TopValue
35
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [22, _] → [_, _, 7] → [_, 7, 5, 2]

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Answer: Row3[2]=12, Row3[1]=10, Row2[2]=19, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [22,19]
  • [10,12,7]
  • [3,7,5,2]
Base
  • 3
  • 7
  • 5
  • 2
TopValue
41
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":0,"v":3}