medium Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [11, _] → [6, 5, _] → [_, 1, 4, _]

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Answer: Row4[4]=9, Row2[2]=18, Row4[1]=5, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [11,18]
  • [6,5,13]
  • [5,1,4,9]
Base
  • 5
  • 1
  • 4
  • 9
TopValue
29
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":18}
  • {"r":3,"c":0,"v":5}
  • {"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): [_] → [27, 22] → [15, _, 10] → [6, _, _, 7]

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Answer: Row1[1]=49, Row4[3]=3, Row4[2]=9, Row3[2]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [27,22]
  • [15,12,10]
  • [6,9,3,7]
Base
  • 6
  • 9
  • 3
  • 7
TopValue
49
HiddenCells
  • {"r":0,"c":0,"v":49}
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 14] → [_, _, 4] → [4, 8, _, 2]

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Answer: Row1[1]=36, Row3[1]=12, Row3[2]=10, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [22,14]
  • [12,10,4]
  • [4,8,2,2]
Base
  • 4
  • 8
  • 2
  • 2
TopValue
36
HiddenCells
  • {"r":0,"c":0,"v":36}
  • {"r":2,"c":0,"v":12}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, _] → [8, 6, 5] → [_, _, 4, 1]

Show answer

Answer: Row2[2]=11, Row4[1]=6, Row4[2]=2, Row1[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [14,11]
  • [8,6,5]
  • [6,2,4,1]
Base
  • 6
  • 2
  • 4
  • 1
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":1,"v":2}
  • {"r":0,"c":0,"v":25}