medium Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 16] → [6, _, 7] → [2, _, _, 2]

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Answer: Row2[1]=15, Row3[2]=9, Row4[2]=4, Row4[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [15,16]
  • [6,9,7]
  • [2,4,5,2]
Base
  • 2
  • 4
  • 5
  • 2
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":1,"v":4}
  • {"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): [36] → [_, _] → [13, 6, _] → [9, 4, _, 9]

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Answer: Row2[1]=19, Row3[3]=11, Row2[2]=17, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [19,17]
  • [13,6,11]
  • [9,4,2,9]
Base
  • 9
  • 4
  • 2
  • 9
TopValue
36
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":2,"c":2,"v":11}
  • {"r":1,"c":1,"v":17}
  • {"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): [_] → [15, 21] → [9, 6, _] → [8, 1, _, _]

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Answer: Row3[3]=15, Row4[4]=10, Row4[3]=5, Row1[1]=36

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [15,21]
  • [9,6,15]
  • [8,1,5,10]
Base
  • 8
  • 1
  • 5
  • 10
TopValue
36
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":2,"v":5}
  • {"r":0,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, _] → [11, 14, 11] → [1, 10, _, _]

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Answer: Row4[3]=4, Row1[1]=50, Row4[4]=7, Row2[2]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [25,25]
  • [11,14,11]
  • [1,10,4,7]
Base
  • 1
  • 10
  • 4
  • 7
TopValue
50
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":50}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":1,"v":25}