medium Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, _] → [12, 8, _] → [6, 6, _, 5]

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Answer: Row3[3]=7, Row4[3]=2, Row1[1]=35, Row2[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [20,15]
  • [12,8,7]
  • [6,6,2,5]
Base
  • 6
  • 6
  • 2
  • 5
TopValue
35
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":35}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 17] → [4, 5, 12] → [_, 3, _, _]

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Answer: Row2[1]=9, Row4[4]=10, Row4[1]=1, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [9,17]
  • [4,5,12]
  • [1,3,2,10]
Base
  • 1
  • 3
  • 2
  • 10
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":0,"v":1}
  • {"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): [55] → [23, _] → [10, _, _] → [6, _, 9, 10]

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Answer: Row4[2]=4, Row3[2]=13, Row2[2]=32, Row3[3]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [23,32]
  • [10,13,19]
  • [6,4,9,10]
Base
  • 6
  • 4
  • 9
  • 10
TopValue
55
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":1,"v":32}
  • {"r":2,"c":2,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [32, _] → [14, _, 16] → [_, 10, 8, _]

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Answer: Row4[4]=8, Row3[2]=18, Row2[2]=34, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [66]
  • [32,34]
  • [14,18,16]
  • [4,10,8,8]
Base
  • 4
  • 10
  • 8
  • 8
TopValue
66
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":1,"v":18}
  • {"r":1,"c":1,"v":34}
  • {"r":3,"c":0,"v":4}