medium Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [20, _] → [_, 13, 11] → [_, 3, _, 1]

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Answer: Row3[1]=7, Row2[2]=24, Row4[1]=4, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [20,24]
  • [7,13,11]
  • [4,3,10,1]
Base
  • 4
  • 3
  • 10
  • 1
TopValue
44
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":1,"v":24}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, _] → [_, 9, 9] → [10, 5, 4, _]

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Answer: Row4[4]=5, Row3[1]=15, Row2[2]=18, Row1[1]=42

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [24,18]
  • [15,9,9]
  • [10,5,4,5]
Base
  • 10
  • 5
  • 4
  • 5
TopValue
42
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":1,"v":18}
  • {"r":0,"c":0,"v":42}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, 17] → [_, _, 8] → [_, 6, 3, _]

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Answer: Row4[1]=1, Row3[2]=9, Row3[1]=7, Row4[4]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [16,17]
  • [7,9,8]
  • [1,6,3,5]
Base
  • 1
  • 6
  • 3
  • 5
TopValue
33
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [28, _] → [13, _, 13] → [7, _, 9, _]

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Answer: Row3[2]=15, Row4[2]=6, Row2[2]=28, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [28,28]
  • [13,15,13]
  • [7,6,9,4]
Base
  • 7
  • 6
  • 9
  • 4
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":3,"v":4}