medium Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [_, 4, 11] → [9, _, 2, 9]

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Answer: Row2[2]=15, Row4[2]=2, Row3[1]=11, Row1[1]=30

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [15,15]
  • [11,4,11]
  • [9,2,2,9]
Base
  • 9
  • 2
  • 2
  • 9
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":11}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [33, _] → [_, _, 9] → [10, 10, 3, _]

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Answer: Row2[2]=22, Row3[1]=20, Row4[4]=6, Row3[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [33,22]
  • [20,13,9]
  • [10,10,3,6]
Base
  • 10
  • 10
  • 3
  • 6
TopValue
55
HiddenCells
  • {"r":1,"c":1,"v":22}
  • {"r":2,"c":0,"v":20}
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, _] → [15, 15, _] → [7, 8, 7, _]

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Answer: Row3[3]=14, Row2[2]=29, Row2[1]=30, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [30,29]
  • [15,15,14]
  • [7,8,7,7]
Base
  • 7
  • 8
  • 7
  • 7
TopValue
59
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":1,"v":29}
  • {"r":1,"c":0,"v":30}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, 24] → [17, 15, _] → [10, 7, _, _]

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Answer: Row4[4]=1, Row2[1]=32, Row3[3]=9, Row4[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [32,24]
  • [17,15,9]
  • [10,7,8,1]
Base
  • 10
  • 7
  • 8
  • 1
TopValue
56
HiddenCells
  • {"r":3,"c":3,"v":1}
  • {"r":1,"c":0,"v":32}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":2,"v":8}