medium Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [23, _] → [12, 11, 9] → [5, _, _, _]

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Answer: Row4[4]=5, Row4[3]=4, Row4[2]=7, Row2[2]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [23,20]
  • [12,11,9]
  • [5,7,4,5]
Base
  • 5
  • 7
  • 4
  • 5
TopValue
43
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 9] → [11, 4, 5] → [_, _, _, 4]

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Answer: Row4[1]=8, Row4[3]=1, Row1[1]=24, Row4[2]=3

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, 24] → [18, _, 12] → [8, 10, _, _]

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Answer: Row1[1]=54, Row3[2]=12, Row4[4]=10, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [30,24]
  • [18,12,12]
  • [8,10,2,10]
Base
  • 8
  • 10
  • 2
  • 10
TopValue
54
HiddenCells
  • {"r":0,"c":0,"v":54}
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, 24] → [_, 11, 13] → [_, _, 4, 9]

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Answer: Row3[1]=10, Row4[2]=7, Row1[1]=45, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [21,24]
  • [10,11,13]
  • [3,7,4,9]
Base
  • 3
  • 7
  • 4
  • 9
TopValue
45
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":1,"v":7}
  • {"r":0,"c":0,"v":45}
  • {"r":3,"c":0,"v":3}