medium Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 16] → [14, _, 6] → [_, _, 4, 2]

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Answer: Row2[1]=24, Row3[2]=10, Row4[1]=8, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [24,16]
  • [14,10,6]
  • [8,6,4,2]
Base
  • 8
  • 6
  • 4
  • 2
TopValue
40
HiddenCells
  • {"r":1,"c":0,"v":24}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [_, 15, 13] → [_, 5, 10, 3]

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Answer: Row3[1]=13, Row4[1]=8, Row2[1]=28, Row1[1]=56

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [28,28]
  • [13,15,13]
  • [8,5,10,3]
Base
  • 8
  • 5
  • 10
  • 3
TopValue
56
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":28}
  • {"r":0,"c":0,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [25, _] → [_, 9, 4] → [9, 7, _, _]

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Answer: Row4[4]=2, Row2[2]=13, Row4[3]=2, Row3[1]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [25,13]
  • [16,9,4]
  • [9,7,2,2]
Base
  • 9
  • 7
  • 2
  • 2
TopValue
38
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":1,"c":1,"v":13}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [16, 18] → [_, _, 11] → [5, _, _, 8]

Show answer

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [16,18]
  • [9,7,11]
  • [5,4,3,8]
Base
  • 5
  • 4
  • 3
  • 8
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":1,"v":4}