medium Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [_, _] → [5, _, 14] → [2, 3, _, 5]

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Answer: Row2[1]=17, Row3[2]=12, Row4[3]=9, Row2[2]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [17,26]
  • [5,12,14]
  • [2,3,9,5]
Base
  • 2
  • 3
  • 9
  • 5
TopValue
43
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [19, _] → [10, 9, _] → [9, _, 8, _]

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Answer: Row4[2]=1, Row3[3]=14, Row2[2]=23, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [19,23]
  • [10,9,14]
  • [9,1,8,6]
Base
  • 9
  • 1
  • 8
  • 6
TopValue
42
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [_, 9, _] → [1, 5, 4, 6]

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Answer: Row3[1]=6, Row3[3]=10, Row1[1]=34, Row2[2]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [15,19]
  • [6,9,10]
  • [1,5,4,6]
Base
  • 1
  • 5
  • 4
  • 6
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":34}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [26, _] → [11, _, 12] → [3, 8, _, _]

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Answer: Row2[2]=27, Row4[4]=5, Row4[3]=7, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [26,27]
  • [11,15,12]
  • [3,8,7,5]
Base
  • 3
  • 8
  • 7
  • 5
TopValue
53
HiddenCells
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":1,"v":15}