medium Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 24] → [_, 10, 14] → [_, 4, 6, _]

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Answer: Row4[4]=8, Row1[1]=42, Row4[1]=4, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [18,24]
  • [8,10,14]
  • [4,4,6,8]
Base
  • 4
  • 4
  • 6
  • 8
TopValue
42
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":42}
  • {"r":3,"c":0,"v":4}
  • {"r":2,"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): [_] → [_, _] → [_, 5, 9] → [7, 3, 2, 7]

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Answer: Row3[1]=10, Row2[1]=15, Row1[1]=29, Row2[2]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [15,14]
  • [10,5,9]
  • [7,3,2,7]
Base
  • 7
  • 3
  • 2
  • 7
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":15}
  • {"r":0,"c":0,"v":29}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [23, 24] → [_, _, _] → [10, 3, _, 7]

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Answer: Row3[1]=13, Row3[2]=10, Row3[3]=14, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [23,24]
  • [13,10,14]
  • [10,3,7,7]
Base
  • 10
  • 3
  • 7
  • 7
TopValue
47
HiddenCells
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [_, _] → [13, 16, 13] → [_, 10, 6, _]

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Answer: Row2[2]=29, Row2[1]=29, Row4[4]=7, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [29,29]
  • [13,16,13]
  • [3,10,6,7]
Base
  • 3
  • 10
  • 6
  • 7
TopValue
58
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":0,"v":3}