medium Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [17, _] → [9, _, 9] → [_, _, 4, 5]

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Answer: Row4[2]=4, Row3[2]=8, Row4[1]=5, Row2[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [17,17]
  • [9,8,9]
  • [5,4,4,5]
Base
  • 5
  • 4
  • 4
  • 5
TopValue
34
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":8}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [15, _] → [6, _, _] → [_, 4, 5, 10]

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Answer: Row2[2]=24, Row3[3]=15, Row4[1]=2, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [15,24]
  • [6,9,15]
  • [2,4,5,10]
Base
  • 2
  • 4
  • 5
  • 10
TopValue
39
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 23] → [_, 10, _] → [1, 1, _, 4]

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Answer: Row4[3]=9, Row3[3]=13, Row1[1]=35, Row3[1]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [12,23]
  • [2,10,13]
  • [1,1,9,4]
Base
  • 1
  • 1
  • 9
  • 4
TopValue
35
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":2,"v":13}
  • {"r":0,"c":0,"v":35}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, 31] → [8, 14, _] → [1, _, _, 10]

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Answer: Row2[1]=22, Row4[2]=7, Row4[3]=7, Row3[3]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [22,31]
  • [8,14,17]
  • [1,7,7,10]
Base
  • 1
  • 7
  • 7
  • 10
TopValue
53
HiddenCells
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":2,"v":17}