medium Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [22, _] → [8, _, 17] → [3, _, 9, _]

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Answer: Row4[4]=8, Row4[2]=5, Row2[2]=31, Row3[2]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [22,31]
  • [8,14,17]
  • [3,5,9,8]
Base
  • 3
  • 5
  • 9
  • 8
TopValue
53
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [19, 11] → [_, 7, _] → [8, _, 3, _]

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Answer: Row4[4]=1, Row3[1]=12, Row3[3]=4, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [19,11]
  • [12,7,4]
  • [8,4,3,1]
Base
  • 8
  • 4
  • 3
  • 1
TopValue
30
HiddenCells
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":0,"v":12}
  • {"r":2,"c":2,"v":4}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [_, 23] → [15, _, 10] → [5, _, 3, _]

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Answer: Row2[1]=28, Row3[2]=13, Row4[2]=10, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [28,23]
  • [15,13,10]
  • [5,10,3,7]
Base
  • 5
  • 10
  • 3
  • 7
TopValue
51
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, _] → [6, 2, 4] → [_, _, 1, 3]

Show answer

Answer: Row4[1]=5, Row2[2]=6, Row1[1]=14, Row4[2]=1

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