medium Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [21, _] → [8, 13, 10] → [_, _, 6, _]

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Answer: Row4[2]=7, Row4[4]=4, Row4[1]=1, Row2[2]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [21,23]
  • [8,13,10]
  • [1,7,6,4]
Base
  • 1
  • 7
  • 6
  • 4
TopValue
44
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":1,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 12] → [6, _, _] → [4, 2, _, 6]

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Answer: Row3[2]=4, Row3[3]=8, Row1[1]=22, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [10,12]
  • [6,4,8]
  • [4,2,2,6]
Base
  • 4
  • 2
  • 2
  • 6
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":22}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, _] → [7, 9, _] → [5, _, 7, 5]

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Answer: Row2[2]=21, Row4[2]=2, Row1[1]=37, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [16,21]
  • [7,9,12]
  • [5,2,7,5]
Base
  • 5
  • 2
  • 7
  • 5
TopValue
37
HiddenCells
  • {"r":1,"c":1,"v":21}
  • {"r":3,"c":1,"v":2}
  • {"r":0,"c":0,"v":37}
  • {"r":2,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, _] → [13, 15, 16] → [_, 8, 7, _]

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Answer: Row2[1]=28, Row4[1]=5, Row4[4]=9, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [28,31]
  • [13,15,16]
  • [5,8,7,9]
Base
  • 5
  • 8
  • 7
  • 9
TopValue
59
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":31}