medium Set 76 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, 18] → [_, _, 9] → [7, _, 5, 4]

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Answer: Row3[1]=11, Row4[2]=4, Row2[1]=20, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [20,18]
  • [11,9,9]
  • [7,4,5,4]
Base
  • 7
  • 4
  • 5
  • 4
TopValue
38
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":1,"v":4}
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [_, 11, 10] → [10, 2, 9, _]

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Answer: Row2[2]=21, Row1[1]=44, Row3[1]=12, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [23,21]
  • [12,11,10]
  • [10,2,9,1]
Base
  • 10
  • 2
  • 9
  • 1
TopValue
44
HiddenCells
  • {"r":1,"c":1,"v":21}
  • {"r":0,"c":0,"v":44}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":3,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [13, 8, 7] → [_, 7, 1, _]

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Answer: Row1[1]=36, Row4[1]=6, Row2[1]=21, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [21,15]
  • [13,8,7]
  • [6,7,1,6]
Base
  • 6
  • 7
  • 1
  • 6
TopValue
36
HiddenCells
  • {"r":0,"c":0,"v":36}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [61] → [_, 36] → [_, 17, 19] → [_, 7, 10, _]

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Answer: Row3[1]=8, Row4[1]=1, Row2[1]=25, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [25,36]
  • [8,17,19]
  • [1,7,10,9]
Base
  • 1
  • 7
  • 10
  • 9
TopValue
61
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":3,"v":9}