medium Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [23, _] → [_, _, 7] → [_, 7, 3, 4]

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Answer: Row4[1]=6, Row2[2]=17, Row3[2]=10, Row3[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [23,17]
  • [13,10,7]
  • [6,7,3,4]
Base
  • 6
  • 7
  • 3
  • 4
TopValue
40
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":1,"v":17}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, 27] → [11, 15, 12] → [_, _, 7, _]

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Answer: Row4[2]=8, Row4[4]=5, Row4[1]=3, Row2[1]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [26,27]
  • [11,15,12]
  • [3,8,7,5]
Base
  • 3
  • 8
  • 7
  • 5
TopValue
53
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":0,"v":3}
  • {"r":1,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, 12] → [14, 7, _] → [_, _, 1, 4]

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Answer: Row4[2]=6, Row1[1]=33, Row4[1]=8, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [21,12]
  • [14,7,5]
  • [8,6,1,4]
Base
  • 8
  • 6
  • 1
  • 4
TopValue
33
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":33}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"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): [58] → [_, 29] → [13, 16, _] → [7, _, _, 3]

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Answer: Row4[3]=10, Row3[3]=13, Row4[2]=6, Row2[1]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [29,29]
  • [13,16,13]
  • [7,6,10,3]
Base
  • 7
  • 6
  • 10
  • 3
TopValue
58
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":0,"v":29}