medium Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [31, _] → [15, _, 16] → [_, 6, _, 6]

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Answer: Row2[2]=32, Row3[2]=16, Row4[3]=10, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [31,32]
  • [15,16,16]
  • [9,6,10,6]
Base
  • 9
  • 6
  • 10
  • 6
TopValue
63
HiddenCells
  • {"r":1,"c":1,"v":32}
  • {"r":2,"c":1,"v":16}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, _] → [12, 15, _] → [6, 6, 9, _]

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Answer: Row2[2]=29, Row4[4]=5, Row3[3]=14, Row2[1]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [27,29]
  • [12,15,14]
  • [6,6,9,5]
Base
  • 6
  • 6
  • 9
  • 5
TopValue
56
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 13] → [11, _, 6] → [6, 5, _, _]

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Answer: Row3[2]=7, Row4[4]=4, Row4[3]=2, Row1[1]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [18,13]
  • [11,7,6]
  • [6,5,2,4]
Base
  • 6
  • 5
  • 2
  • 4
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 25] → [8, _, _] → [7, _, 10, 4]

Show answer

Answer: Row3[3]=14, Row4[2]=1, Row3[2]=11, Row1[1]=44

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [19,25]
  • [8,11,14]
  • [7,1,10,4]
Base
  • 7
  • 1
  • 10
  • 4
TopValue
44
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":1,"v":11}
  • {"r":0,"c":0,"v":44}