medium Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, 14] → [12, 8, _] → [_, _, 1, 5]

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Answer: Row3[3]=6, Row4[1]=5, Row1[1]=34, Row4[2]=7

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, 29] → [_, _, 11] → [3, _, 8, 3]

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Answer: Row3[2]=18, Row3[1]=13, Row1[1]=60, Row4[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [31,29]
  • [13,18,11]
  • [3,10,8,3]
Base
  • 3
  • 10
  • 8
  • 3
TopValue
60
HiddenCells
  • {"r":2,"c":1,"v":18}
  • {"r":2,"c":0,"v":13}
  • {"r":0,"c":0,"v":60}
  • {"r":3,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [22, _] → [10, 12, _] → [_, 8, 4, _]

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Answer: Row2[2]=22, Row4[1]=2, Row3[3]=10, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [22,22]
  • [10,12,10]
  • [2,8,4,6]
Base
  • 2
  • 8
  • 4
  • 6
TopValue
44
HiddenCells
  • {"r":1,"c":1,"v":22}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, 24] → [14, 16, _] → [5, _, _, 1]

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Answer: Row4[2]=9, Row2[1]=30, Row3[3]=8, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [30,24]
  • [14,16,8]
  • [5,9,7,1]
Base
  • 5
  • 9
  • 7
  • 1
TopValue
54
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":30}
  • {"r":2,"c":2,"v":8}
  • {"r":3,"c":2,"v":7}