medium Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [30, 22] → [15, 15, _] → [_, _, 6, _]

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Answer: Row4[4]=1, Row4[2]=9, Row4[1]=6, Row3[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [30,22]
  • [15,15,7]
  • [6,9,6,1]
Base
  • 6
  • 9
  • 6
  • 1
TopValue
52
HiddenCells
  • {"r":3,"c":3,"v":1}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, _] → [_, 9, 5] → [_, 7, 2, 3]

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Answer: Row2[1]=25, Row2[2]=14, Row4[1]=9, Row3[1]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [25,14]
  • [16,9,5]
  • [9,7,2,3]
Base
  • 9
  • 7
  • 2
  • 3
TopValue
39
HiddenCells
  • {"r":1,"c":0,"v":25}
  • {"r":1,"c":1,"v":14}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [24, 15] → [_, 9, 6] → [_, _, 2, _]

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Answer: Row4[1]=8, Row4[2]=7, Row4[4]=4, Row3[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [24,15]
  • [15,9,6]
  • [8,7,2,4]
Base
  • 8
  • 7
  • 2
  • 4
TopValue
39
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [31, 29] → [_, 16, 13] → [_, _, _, 4]

Show answer

Answer: Row4[1]=8, Row3[1]=15, Row4[3]=9, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [31,29]
  • [15,16,13]
  • [8,7,9,4]
Base
  • 8
  • 7
  • 9
  • 4
TopValue
60
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":1,"v":7}