medium Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [13, 18, _] → [4, _, 9, 1]

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Answer: Row1[1]=59, Row3[3]=10, Row4[2]=9, Row2[1]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [31,28]
  • [13,18,10]
  • [4,9,9,1]
Base
  • 4
  • 9
  • 9
  • 1
TopValue
59
HiddenCells
  • {"r":0,"c":0,"v":59}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [3, _, 4] → [1, 2, _, 3]

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Answer: Row1[1]=13, Row4[3]=1, Row2[1]=6, Row3[2]=3

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 26] → [9, 13, 13] → [_, _, _, 4]

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Answer: Row1[1]=48, Row4[1]=5, Row4[3]=9, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [22,26]
  • [9,13,13]
  • [5,4,9,4]
Base
  • 5
  • 4
  • 9
  • 4
TopValue
48
HiddenCells
  • {"r":0,"c":0,"v":48}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":9}
  • {"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): [_] → [7, _] → [_, 4, 12] → [2, 1, 3, _]

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Answer: Row4[4]=9, Row2[2]=16, Row3[1]=3, Row1[1]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [7,16]
  • [3,4,12]
  • [2,1,3,9]
Base
  • 2
  • 1
  • 3
  • 9
TopValue
23
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":0,"v":3}
  • {"r":0,"c":0,"v":23}