medium Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, 32] → [_, _, 14] → [4, 9, _, 5]

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Answer: Row3[1]=13, Row1[1]=63, Row3[2]=18, Row4[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [31,32]
  • [13,18,14]
  • [4,9,9,5]
Base
  • 4
  • 9
  • 9
  • 5
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":0,"c":0,"v":63}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, 16] → [9, 7, _] → [4, _, _, 7]

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Answer: Row4[2]=5, Row4[3]=2, Row2[1]=16, Row3[3]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [16,16]
  • [9,7,9]
  • [4,5,2,7]
Base
  • 4
  • 5
  • 2
  • 7
TopValue
32
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":2,"v":2}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 18] → [17, _, _] → [9, 8, _, 2]

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Answer: Row2[1]=29, Row3[2]=12, Row3[3]=6, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [29,18]
  • [17,12,6]
  • [9,8,4,2]
Base
  • 9
  • 8
  • 4
  • 2
TopValue
47
HiddenCells
  • {"r":1,"c":0,"v":29}
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":2,"v":6}
  • {"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): [_] → [18, 23] → [7, 11, _] → [4, _, 8, _]

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Answer: Row3[3]=12, Row4[4]=4, Row4[2]=3, Row1[1]=41

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [18,23]
  • [7,11,12]
  • [4,3,8,4]
Base
  • 4
  • 3
  • 8
  • 4
TopValue
41
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":1,"v":3}
  • {"r":0,"c":0,"v":41}