medium Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [8, 7, _] → [7, 1, _, 6]

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Answer: Row1[1]=34, Row4[3]=6, Row2[1]=15, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [15,19]
  • [8,7,12]
  • [7,1,6,6]
Base
  • 7
  • 1
  • 6
  • 6
TopValue
34
HiddenCells
  • {"r":0,"c":0,"v":34}
  • {"r":3,"c":2,"v":6}
  • {"r":1,"c":0,"v":15}
  • {"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): [_] → [12, 14] → [_, 7, _] → [_, 2, 5, 2]

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Answer: Row3[1]=5, Row4[1]=3, Row1[1]=26, Row3[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [12,14]
  • [5,7,7]
  • [3,2,5,2]
Base
  • 3
  • 2
  • 5
  • 2
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":3,"c":0,"v":3}
  • {"r":0,"c":0,"v":26}
  • {"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): [44] → [17, 27] → [_, _, 15] → [_, 2, _, 5]

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Answer: Row4[3]=10, Row3[2]=12, Row3[1]=5, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [17,27]
  • [5,12,15]
  • [3,2,10,5]
Base
  • 3
  • 2
  • 10
  • 5
TopValue
44
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":2,"c":1,"v":12}
  • {"r":2,"c":0,"v":5}
  • {"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): [27] → [_, _] → [8, 5, 9] → [6, _, _, 6]

Show answer

Answer: Row2[1]=13, Row2[2]=14, Row4[2]=2, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [13,14]
  • [8,5,9]
  • [6,2,3,6]
Base
  • 6
  • 2
  • 3
  • 6
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"c":1,"v":14}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":2,"v":3}