medium Set 11 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [23, _] → [10, _, 15] → [7, 3, _, _]

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Answer: Row3[2]=13, Row2[2]=28, Row4[3]=10, Row4[4]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [23,28]
  • [10,13,15]
  • [7,3,10,5]
Base
  • 7
  • 3
  • 10
  • 5
TopValue
51
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 18] → [15, _, 8] → [_, 7, 3, _]

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Answer: Row4[1]=8, Row4[4]=5, Row3[2]=10, Row1[1]=43

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [25,18]
  • [15,10,8]
  • [8,7,3,5]
Base
  • 8
  • 7
  • 3
  • 5
TopValue
43
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":43}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 19] → [9, 10, _] → [_, _, 4, 5]

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Answer: Row4[2]=6, Row4[1]=3, Row3[3]=9, Row1[1]=38

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [19,19]
  • [9,10,9]
  • [3,6,4,5]
Base
  • 3
  • 6
  • 4
  • 5
TopValue
38
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [16, _] → [_, 6, 13] → [8, _, 4, _]

Show answer

Answer: Row4[2]=2, Row3[1]=10, Row4[4]=9, Row2[2]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [16,19]
  • [10,6,13]
  • [8,2,4,9]
Base
  • 8
  • 2
  • 4
  • 9
TopValue
35
HiddenCells
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":19}