medium Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, _] → [10, 13, 16] → [7, _, 10, _]

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Answer: Row4[2]=3, Row4[4]=6, Row2[2]=29, Row2[1]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [23,29]
  • [10,13,16]
  • [7,3,10,6]
Base
  • 7
  • 3
  • 10
  • 6
TopValue
52
HiddenCells
  • {"r":3,"c":1,"v":3}
  • {"r":3,"c":3,"v":6}
  • {"r":1,"c":1,"v":29}
  • {"r":1,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [21, 26] → [9, _, 14] → [3, _, _, _]

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Answer: Row3[2]=12, Row4[2]=6, Row4[3]=6, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [21,26]
  • [9,12,14]
  • [3,6,6,8]
Base
  • 3
  • 6
  • 6
  • 8
TopValue
47
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 35] → [20, _, _] → [10, 10, 10, 5]

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Answer: Row3[2]=20, Row2[1]=40, Row1[1]=75, Row3[3]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [75]
  • [40,35]
  • [20,20,15]
  • [10,10,10,5]
Base
  • 10
  • 10
  • 10
  • 5
TopValue
75
HiddenCells
  • {"r":2,"c":1,"v":20}
  • {"r":1,"c":0,"v":40}
  • {"r":0,"c":0,"v":75}
  • {"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): [_] → [28, 21] → [15, _, _] → [8, 7, _, 2]

Show answer

Answer: Row1[1]=49, Row4[3]=6, Row3[3]=8, Row3[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [28,21]
  • [15,13,8]
  • [8,7,6,2]
Base
  • 8
  • 7
  • 6
  • 2
TopValue
49
HiddenCells
  • {"r":0,"c":0,"v":49}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":13}