medium Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [19, _] → [_, 6, 9] → [8, _, 1, _]

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Answer: Row4[4]=8, Row4[2]=5, Row2[2]=15, Row3[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [19,15]
  • [13,6,9]
  • [8,5,1,8]
Base
  • 8
  • 5
  • 1
  • 8
TopValue
34
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":1,"v":15}
  • {"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): [26] → [13, _] → [6, 7, 6] → [_, _, 3, _]

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Answer: Row2[2]=13, Row4[4]=3, Row4[1]=2, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [13,13]
  • [6,7,6]
  • [2,4,3,3]
Base
  • 2
  • 4
  • 3
  • 3
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [13, _] → [_, _, 5] → [2, 5, _, 4]

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Answer: Row3[2]=6, Row3[1]=7, Row2[2]=11, Row4[3]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [13,11]
  • [7,6,5]
  • [2,5,1,4]
Base
  • 2
  • 5
  • 1
  • 4
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":1,"v":11}
  • {"r":3,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, _] → [8, _, 11] → [_, 2, 6, 5]

Show answer

Answer: Row2[2]=19, Row4[1]=6, Row2[1]=16, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [16,19]
  • [8,8,11]
  • [6,2,6,5]
Base
  • 6
  • 2
  • 6
  • 5
TopValue
35
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":1,"v":8}