medium Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [31, _] → [18, 13, 10] → [_, _, _, 6]

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Answer: Row4[3]=4, Row4[1]=9, Row2[2]=23, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [31,23]
  • [18,13,10]
  • [9,9,4,6]
Base
  • 9
  • 9
  • 4
  • 6
TopValue
54
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [_, 29] → [_, 16, _] → [_, 8, 8, 5]

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Answer: Row3[3]=13, Row4[1]=2, Row3[1]=10, Row2[1]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [26,29]
  • [10,16,13]
  • [2,8,8,5]
Base
  • 2
  • 8
  • 8
  • 5
TopValue
55
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [_, _] → [13, 11, 7] → [8, _, 6, _]

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Answer: Row4[4]=1, Row2[1]=24, Row2[2]=18, Row4[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [24,18]
  • [13,11,7]
  • [8,5,6,1]
Base
  • 8
  • 5
  • 6
  • 1
TopValue
42
HiddenCells
  • {"r":3,"c":3,"v":1}
  • {"r":1,"c":0,"v":24}
  • {"r":1,"c":1,"v":18}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, _] → [15, 15, 16] → [_, 9, _, 10]

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Answer: Row2[2]=31, Row4[3]=6, Row1[1]=61, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [30,31]
  • [15,15,16]
  • [6,9,6,10]
Base
  • 6
  • 9
  • 6
  • 10
TopValue
61
HiddenCells
  • {"r":1,"c":1,"v":31}
  • {"r":3,"c":2,"v":6}
  • {"r":0,"c":0,"v":61}
  • {"r":3,"c":0,"v":6}