medium Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, 18] → [15, _, 6] → [_, _, 5, 1]

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Answer: Row2[1]=27, Row4[2]=7, Row3[2]=12, Row4[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [27,18]
  • [15,12,6]
  • [8,7,5,1]
Base
  • 8
  • 7
  • 5
  • 1
TopValue
45
HiddenCells
  • {"r":1,"c":0,"v":27}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [19, 25] → [8, _, _] → [_, 7, _, 10]

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Answer: Row4[1]=1, Row3[3]=14, Row3[2]=11, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [19,25]
  • [8,11,14]
  • [1,7,4,10]
Base
  • 1
  • 7
  • 4
  • 10
TopValue
44
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [_, 26] → [15, _, 13] → [_, 7, 6, _]

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Answer: Row3[2]=13, Row4[4]=7, Row2[1]=28, Row4[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [28,26]
  • [15,13,13]
  • [8,7,6,7]
Base
  • 8
  • 7
  • 6
  • 7
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [16, 14] → [_, 8, 6] → [_, _, _, 3]

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Answer: Row4[2]=5, Row3[1]=8, Row4[1]=3, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [16,14]
  • [8,8,6]
  • [3,5,3,3]
Base
  • 3
  • 5
  • 3
  • 3
TopValue
30
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":0,"v":3}
  • {"r":3,"c":2,"v":3}