medium Set 47 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [15, 10, _] → [7, 8, _, 7]

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Answer: Row1[1]=44, Row4[3]=2, Row3[3]=9, Row2[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [15,10,9]
  • [7,8,2,7]
Base
  • 7
  • 8
  • 2
  • 7
TopValue
44
HiddenCells
  • {"r":0,"c":0,"v":44}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":2,"v":9}
  • {"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): [_] → [24, _] → [10, 14, 17] → [_, 4, 10, _]

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Answer: Row1[1]=55, Row4[4]=7, Row4[1]=6, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [24,31]
  • [10,14,17]
  • [6,4,10,7]
Base
  • 6
  • 4
  • 10
  • 7
TopValue
55
HiddenCells
  • {"r":0,"c":0,"v":55}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, 20] → [_, 11, _] → [8, _, 6, 3]

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Answer: Row4[2]=5, Row2[1]=24, Row3[3]=9, Row3[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [24,20]
  • [13,11,9]
  • [8,5,6,3]
Base
  • 8
  • 5
  • 6
  • 3
TopValue
44
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":0,"v":24}
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [34, _] → [_, 18, 12] → [_, 10, _, 4]

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Answer: Row2[2]=30, Row4[3]=8, Row3[1]=16, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [34,30]
  • [16,18,12]
  • [6,10,8,4]
Base
  • 6
  • 10
  • 8
  • 4
TopValue
64
HiddenCells
  • {"r":1,"c":1,"v":30}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":0,"v":6}