medium Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [5, 4, _] → [4, _, 3, 8]

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Answer: Row3[3]=11, Row2[1]=9, Row1[1]=24, Row4[2]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [9,15]
  • [5,4,11]
  • [4,1,3,8]
Base
  • 4
  • 1
  • 3
  • 8
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":1,"c":0,"v":9}
  • {"r":0,"c":0,"v":24}
  • {"r":3,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [18, _] → [13, _, 4] → [9, 4, _, _]

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Answer: Row4[4]=3, Row3[2]=5, Row4[3]=1, Row2[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [18,9]
  • [13,5,4]
  • [9,4,1,3]
Base
  • 9
  • 4
  • 1
  • 3
TopValue
27
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":1,"v":5}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"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): [44] → [_, 25] → [_, _, _] → [5, 2, 10, 3]

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Answer: Row3[2]=12, Row3[3]=13, Row3[1]=7, Row2[1]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [19,25]
  • [7,12,13]
  • [5,2,10,3]
Base
  • 5
  • 2
  • 10
  • 3
TopValue
44
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":2,"v":13}
  • {"r":2,"c":0,"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): [_] → [29, _] → [15, 14, _] → [_, 10, 4, 10]

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Answer: Row3[3]=14, Row4[1]=5, Row2[2]=28, Row1[1]=57

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [29,28]
  • [15,14,14]
  • [5,10,4,10]
Base
  • 5
  • 10
  • 4
  • 10
TopValue
57
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":28}
  • {"r":0,"c":0,"v":57}