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): [54] → [_, _] → [_, 14, _] → [3, 5, 9, 9]

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Answer: Row3[3]=18, Row3[1]=8, Row2[2]=32, Row2[1]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [22,32]
  • [8,14,18]
  • [3,5,9,9]
Base
  • 3
  • 5
  • 9
  • 9
TopValue
54
HiddenCells
  • {"r":2,"c":2,"v":18}
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":32}
  • {"r":1,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [21, 25] → [_, 10, 15] → [10, _, _, _]

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Answer: Row4[2]=1, Row4[4]=6, Row4[3]=9, Row3[1]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [21,25]
  • [11,10,15]
  • [10,1,9,6]
Base
  • 10
  • 1
  • 9
  • 6
TopValue
46
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 11] → [5, 3, _] → [3, _, _, 7]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [19]
  • [8,11]
  • [5,3,8]
  • [3,2,1,7]
Base
  • 3
  • 2
  • 1
  • 7
TopValue
19
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":8}
  • {"r":3,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [14, 12, 9] → [6, 8, 4, _]

Show answer

Answer: Row2[2]=21, Row1[1]=47, Row2[1]=26, Row4[4]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [26,21]
  • [14,12,9]
  • [6,8,4,5]
Base
  • 6
  • 8
  • 4
  • 5
TopValue
47
HiddenCells
  • {"r":1,"c":1,"v":21}
  • {"r":0,"c":0,"v":47}
  • {"r":1,"c":0,"v":26}
  • {"r":3,"c":3,"v":5}