medium Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, _] → [_, _, 10] → [9, 3, 5, 5]

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Answer: Row3[2]=8, Row3[1]=12, Row2[1]=20, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [20,18]
  • [12,8,10]
  • [9,3,5,5]
Base
  • 9
  • 3
  • 5
  • 5
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":20}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [28, 29] → [15, _, _] → [10, 5, _, _]

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Answer: Row3[3]=16, Row3[2]=13, Row4[3]=8, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [28,29]
  • [15,13,16]
  • [10,5,8,8]
Base
  • 10
  • 5
  • 8
  • 8
TopValue
57
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, _] → [_, 12, 8] → [4, _, 7, 1]

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Answer: Row4[2]=5, Row2[2]=20, Row3[1]=9, Row1[1]=41

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [21,20]
  • [9,12,8]
  • [4,5,7,1]
Base
  • 4
  • 5
  • 7
  • 1
TopValue
41
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":0,"v":9}
  • {"r":0,"c":0,"v":41}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [20, 17] → [_, 9, 8] → [_, 6, _, _]

Show answer

Answer: Row4[4]=5, Row3[1]=11, Row4[1]=5, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [20,17]
  • [11,9,8]
  • [5,6,3,5]
Base
  • 5
  • 6
  • 3
  • 5
TopValue
37
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":3}