medium Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [21, 15] → [_, 10, _] → [_, 9, _, 4]

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Answer: Row4[3]=1, Row4[1]=2, Row3[1]=11, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [21,15]
  • [11,10,5]
  • [2,9,1,4]
Base
  • 2
  • 9
  • 1
  • 4
TopValue
36
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [9, _, 9] → [8, 1, 8, 1]

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Answer: Row3[2]=9, Row2[1]=18, Row1[1]=36, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [18,18]
  • [9,9,9]
  • [8,1,8,1]
Base
  • 8
  • 1
  • 8
  • 1
TopValue
36
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":18}
  • {"r":0,"c":0,"v":36}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 17] → [12, 11, _] → [5, _, _, 2]

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Answer: Row3[3]=6, Row4[2]=7, Row2[1]=23, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [23,17]
  • [12,11,6]
  • [5,7,4,2]
Base
  • 5
  • 7
  • 4
  • 2
TopValue
40
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [_, _] → [_, 20, 11] → [2, 10, 10, _]

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Answer: Row2[1]=32, Row2[2]=31, Row3[1]=12, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [32,31]
  • [12,20,11]
  • [2,10,10,1]
Base
  • 2
  • 10
  • 10
  • 1
TopValue
63
HiddenCells
  • {"r":1,"c":0,"v":32}
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":3,"v":1}