medium Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [27, 17] → [15, _, _] → [_, 10, _, 3]

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Answer: Row4[1]=5, Row3[2]=12, Row4[3]=2, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [27,17]
  • [15,12,5]
  • [5,10,2,3]
Base
  • 5
  • 10
  • 2
  • 3
TopValue
44
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 31] → [5, 13, 18] → [2, _, _, 8]

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Answer: Row1[1]=49, Row4[3]=10, Row4[2]=3, Row2[1]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [18,31]
  • [5,13,18]
  • [2,3,10,8]
Base
  • 2
  • 3
  • 10
  • 8
TopValue
49
HiddenCells
  • {"r":0,"c":0,"v":49}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":3}
  • {"r":1,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [30, 27] → [_, _, _] → [_, 5, 10, 2]

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Answer: Row3[2]=15, Row3[1]=15, Row4[1]=10, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [30,27]
  • [15,15,12]
  • [10,5,10,2]
Base
  • 10
  • 5
  • 10
  • 2
TopValue
57
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [11, _] → [_, 4, _] → [_, 2, 2, 5]

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Answer: Row2[2]=11, Row4[1]=5, Row3[1]=7, Row3[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [11,11]
  • [7,4,7]
  • [5,2,2,5]
Base
  • 5
  • 2
  • 2
  • 5
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":3,"c":0,"v":5}
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":2,"v":7}