medium Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [_, _] → [14, 14, 13] → [5, _, 5, _]

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Answer: Row2[2]=27, Row4[2]=9, Row2[1]=28, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [28,27]
  • [14,14,13]
  • [5,9,5,8]
Base
  • 5
  • 9
  • 5
  • 8
TopValue
55
HiddenCells
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [17, _] → [7, _, _] → [2, 5, _, 9]

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Answer: Row2[2]=24, Row3[3]=14, Row3[2]=10, Row4[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [17,24]
  • [7,10,14]
  • [2,5,5,9]
Base
  • 2
  • 5
  • 5
  • 9
TopValue
41
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [_, 36] → [_, 18, _] → [7, 8, 10, _]

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Answer: Row3[1]=15, Row4[4]=8, Row3[3]=18, Row2[1]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [69]
  • [33,36]
  • [15,18,18]
  • [7,8,10,8]
Base
  • 7
  • 8
  • 10
  • 8
TopValue
69
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":2,"v":18}
  • {"r":1,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [7, _, 4] → [5, 2, _, 3]

Show answer

Answer: Row3[2]=3, Row4[3]=1, Row2[2]=7, Row2[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [17]
  • [10,7]
  • [7,3,4]
  • [5,2,1,3]
Base
  • 5
  • 2
  • 1
  • 3
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":7}
  • {"r":1,"c":0,"v":10}