medium Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [14, _] → [_, 8, _] → [5, 1, 7, _]

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Answer: Row3[3]=12, Row3[1]=6, Row2[2]=20, Row4[4]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [14,20]
  • [6,8,12]
  • [5,1,7,5]
Base
  • 5
  • 1
  • 7
  • 5
TopValue
34
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [15, 23] → [_, 11, 12] → [_, _, _, 2]

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Answer: Row4[3]=10, Row4[1]=3, Row3[1]=4, Row4[2]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [15,23]
  • [4,11,12]
  • [3,1,10,2]
Base
  • 3
  • 1
  • 10
  • 2
TopValue
38
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":0,"v":4}
  • {"r":3,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 14] → [12, _, 10] → [10, 2, _, _]

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Answer: Row4[4]=8, Row2[1]=16, Row3[2]=4, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [16,14]
  • [12,4,10]
  • [10,2,2,8]
Base
  • 10
  • 2
  • 2
  • 8
TopValue
30
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [27, 22] → [_, 15, _] → [3, 9, _, _]

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Answer: Row4[3]=6, Row3[3]=7, Row3[1]=12, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [27,22]
  • [12,15,7]
  • [3,9,6,1]
Base
  • 3
  • 9
  • 6
  • 1
TopValue
49
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":3,"v":1}