medium Set 12 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 34] → [9, _, _] → [3, 6, 10, _]

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Answer: Row3[3]=18, Row3[2]=16, Row4[4]=8, Row1[1]=59

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [25,34]
  • [9,16,18]
  • [3,6,10,8]
Base
  • 3
  • 6
  • 10
  • 8
TopValue
59
HiddenCells
  • {"r":2,"c":2,"v":18}
  • {"r":2,"c":1,"v":16}
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":59}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [_, 24] → [_, 11, 13] → [_, 5, 6, _]

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Answer: Row4[1]=2, Row4[4]=7, Row2[1]=18, Row3[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [18,24]
  • [7,11,13]
  • [2,5,6,7]
Base
  • 2
  • 5
  • 6
  • 7
TopValue
42
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, 17] → [15, 13, _] → [5, _, _, 1]

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Answer: Row2[1]=28, Row4[3]=3, Row4[2]=10, Row3[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [28,17]
  • [15,13,4]
  • [5,10,3,1]
Base
  • 5
  • 10
  • 3
  • 1
TopValue
45
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"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): [31] → [_, 13] → [_, 8, 5] → [3, _, 1, _]

Show answer

Answer: Row3[1]=10, Row2[1]=18, Row4[4]=4, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [18,13]
  • [10,8,5]
  • [3,7,1,4]
Base
  • 3
  • 7
  • 1
  • 4
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":18}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":1,"v":7}