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): [40] → [_, _] → [_, 11, 8] → [3, _, 4, 4]

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Answer: Row3[1]=10, Row2[1]=21, Row2[2]=19, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [21,19]
  • [10,11,8]
  • [3,7,4,4]
Base
  • 3
  • 7
  • 4
  • 4
TopValue
40
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":21}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [_, 17] → [_, _, 7] → [8, _, 3, 4]

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Answer: Row4[2]=7, Row2[1]=25, Row3[2]=10, Row3[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [25,17]
  • [15,10,7]
  • [8,7,3,4]
Base
  • 8
  • 7
  • 3
  • 4
TopValue
42
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":0,"v":25}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 14] → [_, 6, _] → [10, 3, _, 5]

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Answer: Row1[1]=33, Row3[3]=8, Row3[1]=13, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [19,14]
  • [13,6,8]
  • [10,3,3,5]
Base
  • 10
  • 3
  • 3
  • 5
TopValue
33
HiddenCells
  • {"r":0,"c":0,"v":33}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"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): [56] → [_, 31] → [_, 14, 17] → [7, 4, _, _]

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Answer: Row3[1]=11, Row4[4]=7, Row2[1]=25, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [25,31]
  • [11,14,17]
  • [7,4,10,7]
Base
  • 7
  • 4
  • 10
  • 7
TopValue
56
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":2,"v":10}