medium Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, 9] → [6, 2, _] → [_, 1, _, 6]

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Answer: Row3[3]=7, Row2[1]=8, Row4[1]=5, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [17]
  • [8,9]
  • [6,2,7]
  • [5,1,1,6]
Base
  • 5
  • 1
  • 1
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":0,"v":8}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [_, _] → [7, _, _] → [5, 2, 9, 3]

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Answer: Row2[1]=18, Row2[2]=23, Row3[2]=11, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [18,23]
  • [7,11,12]
  • [5,2,9,3]
Base
  • 5
  • 2
  • 9
  • 3
TopValue
41
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":1,"c":1,"v":23}
  • {"r":2,"c":1,"v":11}
  • {"r":2,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [_, 30] → [_, 15, 15] → [7, _, 9, _]

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Answer: Row4[4]=6, Row4[2]=6, Row3[1]=13, Row2[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [28,30]
  • [13,15,15]
  • [7,6,9,6]
Base
  • 7
  • 6
  • 9
  • 6
TopValue
58
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":0,"v":13}
  • {"r":1,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, _] → [3, 6, 14] → [2, _, _, 9]

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Answer: Row4[3]=5, Row1[1]=29, Row2[2]=20, Row4[2]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [9,20]
  • [3,6,14]
  • [2,1,5,9]
Base
  • 2
  • 1
  • 5
  • 9
TopValue
29
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":1,"v":1}