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): [_] → [_, 22] → [12, 10, 12] → [4, _, 2, _]

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Answer: Row1[1]=44, Row2[1]=22, Row4[2]=8, Row4[4]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [22,22]
  • [12,10,12]
  • [4,8,2,10]
Base
  • 4
  • 8
  • 2
  • 10
TopValue
44
HiddenCells
  • {"r":0,"c":0,"v":44}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [_, 16] → [17, 10, _] → [10, _, 3, _]

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Answer: Row4[2]=7, Row3[3]=6, Row4[4]=3, Row2[1]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [27,16]
  • [17,10,6]
  • [10,7,3,3]
Base
  • 10
  • 7
  • 3
  • 3
TopValue
43
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":3,"v":3}
  • {"r":1,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [39, 33] → [_, _, _] → [_, 10, 10, 3]

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Answer: Row3[1]=19, Row3[3]=13, Row4[1]=9, Row3[2]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [72]
  • [39,33]
  • [19,20,13]
  • [9,10,10,3]
Base
  • 9
  • 10
  • 10
  • 3
TopValue
72
HiddenCells
  • {"r":2,"c":0,"v":19}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"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, _] → [_, 7, 14] → [6, _, 5, 9]

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Answer: Row4[2]=2, Row3[1]=8, Row2[2]=21, Row1[1]=36

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [15,21]
  • [8,7,14]
  • [6,2,5,9]
Base
  • 6
  • 2
  • 5
  • 9
TopValue
36
HiddenCells
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":21}
  • {"r":0,"c":0,"v":36}