medium Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [38, _] → [19, _, _] → [9, 10, 9, 7]

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Answer: Row3[3]=16, Row3[2]=19, Row1[1]=73, Row2[2]=35

SubType
number-pyramid
Difficulty
medium
Levels
  • [73]
  • [38,35]
  • [19,19,16]
  • [9,10,9,7]
Base
  • 9
  • 10
  • 9
  • 7
TopValue
73
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":1,"v":19}
  • {"r":0,"c":0,"v":73}
  • {"r":1,"c":1,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [23, 24] → [_, _, 12] → [_, _, 4, 8]

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Answer: Row3[2]=12, Row4[2]=8, Row3[1]=11, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [23,24]
  • [11,12,12]
  • [3,8,4,8]
Base
  • 3
  • 8
  • 4
  • 8
TopValue
47
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [13, _] → [_, 7, 15] → [_, 1, 6, _]

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Answer: Row4[1]=5, Row2[2]=22, Row3[1]=6, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [13,22]
  • [6,7,15]
  • [5,1,6,9]
Base
  • 5
  • 1
  • 6
  • 9
TopValue
35
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":22}
  • {"r":2,"c":0,"v":6}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, _] → [5, _, _] → [4, 1, 2, 7]

Show answer

Answer: Row1[1]=20, Row2[2]=12, Row3[3]=9, Row3[2]=3

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