medium Set 52 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [17, 16] → [8, _, _] → [_, 5, 4, _]

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Answer: Row4[1]=3, Row3[2]=9, Row3[3]=7, Row4[4]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [17,16]
  • [8,9,7]
  • [3,5,4,3]
Base
  • 3
  • 5
  • 4
  • 3
TopValue
33
HiddenCells
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [24, _] → [11, 13, _] → [_, 7, 6, _]

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Answer: Row2[2]=26, Row4[1]=4, Row4[4]=7, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [24,26]
  • [11,13,13]
  • [4,7,6,7]
Base
  • 4
  • 7
  • 6
  • 7
TopValue
50
HiddenCells
  • {"r":1,"c":1,"v":26}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":2,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, _] → [6, _, _] → [4, 2, 8, 2]

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Answer: Row1[1]=36, Row3[2]=10, Row3[3]=10, Row2[2]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [16,20]
  • [6,10,10]
  • [4,2,8,2]
Base
  • 4
  • 2
  • 8
  • 2
TopValue
36
HiddenCells
  • {"r":0,"c":0,"v":36}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [13, _] → [_, _, 15] → [1, _, 6, 9]

Show answer

Answer: Row2[2]=24, Row3[1]=4, Row4[2]=3, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [13,24]
  • [4,9,15]
  • [1,3,6,9]
Base
  • 1
  • 3
  • 6
  • 9
TopValue
37
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":2,"c":0,"v":4}
  • {"r":3,"c":1,"v":3}
  • {"r":2,"c":1,"v":9}