medium Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [32, 19] → [_, 13, 6] → [10, _, _, _]

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Answer: Row3[1]=19, Row4[4]=2, Row4[2]=9, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [32,19]
  • [19,13,6]
  • [10,9,4,2]
Base
  • 10
  • 9
  • 4
  • 2
TopValue
51
HiddenCells
  • {"r":2,"c":0,"v":19}
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":1,"v":9}
  • {"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): [22] → [12, 10] → [_, 4, _] → [_, 3, _, 5]

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Answer: Row4[3]=1, Row3[1]=8, Row3[3]=6, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [12,10]
  • [8,4,6]
  • [5,3,1,5]
Base
  • 5
  • 3
  • 1
  • 5
TopValue
22
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [13, 13, 15] → [_, _, 8, 7]

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Answer: Row4[2]=5, Row4[1]=8, Row2[1]=26, Row1[1]=54

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [26,28]
  • [13,13,15]
  • [8,5,8,7]
Base
  • 8
  • 5
  • 8
  • 7
TopValue
54
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":26}
  • {"r":0,"c":0,"v":54}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, 19] → [15, _, _] → [7, _, 2, 7]

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Answer: Row2[1]=25, Row3[3]=9, Row4[2]=8, Row3[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [15,10,9]
  • [7,8,2,7]
Base
  • 7
  • 8
  • 2
  • 7
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":25}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":1,"v":10}