medium Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, _] → [9, _, 9] → [1, 8, 2, _]

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Answer: Row3[2]=10, Row2[2]=19, Row4[4]=7, Row2[1]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [19,19]
  • [9,10,9]
  • [1,8,2,7]
Base
  • 1
  • 8
  • 2
  • 7
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [28, 25] → [_, _, _] → [7, 9, _, 10]

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Answer: Row3[1]=16, Row3[2]=12, Row3[3]=13, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [28,25]
  • [16,12,13]
  • [7,9,3,10]
Base
  • 7
  • 9
  • 3
  • 10
TopValue
53
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 10] → [_, 5, 5] → [7, _, 4, _]

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Answer: Row4[2]=1, Row3[1]=8, Row1[1]=23, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [13,10]
  • [8,5,5]
  • [7,1,4,1]
Base
  • 7
  • 1
  • 4
  • 1
TopValue
23
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":0,"v":8}
  • {"r":0,"c":0,"v":23}
  • {"r":3,"c":3,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [21, _] → [_, 10, _] → [4, 7, _, 3]

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Answer: Row2[2]=16, Row3[1]=11, Row4[3]=3, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [21,16]
  • [11,10,6]
  • [4,7,3,3]
Base
  • 4
  • 7
  • 3
  • 3
TopValue
37
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":2,"v":6}