medium Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [24, _] → [11, _, 6] → [_, _, 4, 2]

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Answer: Row3[2]=13, Row4[2]=9, Row2[2]=19, Row4[1]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [24,19]
  • [11,13,6]
  • [2,9,4,2]
Base
  • 2
  • 9
  • 4
  • 2
TopValue
43
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 20] → [8, _, 12] → [3, 5, _, _]

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Answer: Row4[4]=9, Row2[1]=16, Row3[2]=8, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [16,20]
  • [8,8,12]
  • [3,5,3,9]
Base
  • 3
  • 5
  • 3
  • 9
TopValue
36
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":1,"v":8}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, 35] → [19, 18, 17] → [9, _, _, _]

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Answer: Row1[1]=72, Row4[3]=8, Row4[2]=10, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [72]
  • [37,35]
  • [19,18,17]
  • [9,10,8,9]
Base
  • 9
  • 10
  • 8
  • 9
TopValue
72
HiddenCells
  • {"r":0,"c":0,"v":72}
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 13] → [_, _, _] → [4, 6, 2, 3]

Show answer

Answer: Row3[3]=5, Row2[1]=18, Row3[2]=8, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [18,13]
  • [10,8,5]
  • [4,6,2,3]
Base
  • 4
  • 6
  • 2
  • 3
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":0,"v":10}