medium Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [_, _] → [_, 13, 11] → [_, 3, 10, 1]

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Answer: Row2[2]=24, Row4[1]=9, Row3[1]=12, Row2[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [25,24]
  • [12,13,11]
  • [9,3,10,1]
Base
  • 9
  • 3
  • 10
  • 1
TopValue
49
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, 18] → [7, _, 10] → [5, _, _, 4]

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Answer: Row4[3]=6, Row2[1]=15, Row4[2]=2, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [15,18]
  • [7,8,10]
  • [5,2,6,4]
Base
  • 5
  • 2
  • 6
  • 4
TopValue
33
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":1,"c":0,"v":15}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [19, 22] → [_, 10, 12] → [2, _, _, _]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [19,22]
  • [9,10,12]
  • [2,7,3,9]
Base
  • 2
  • 7
  • 3
  • 9
TopValue
41
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":2,"v":3}
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [14, _, 5] → [7, 7, _, 3]

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Answer: Row1[1]=37, Row3[2]=9, Row4[3]=2, Row2[2]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [23,14]
  • [14,9,5]
  • [7,7,2,3]
Base
  • 7
  • 7
  • 2
  • 3
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":2,"v":2}
  • {"r":1,"c":1,"v":14}