medium Set 78 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [27, _] → [_, 14, _] → [3, _, 4, 7]

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Answer: Row2[2]=25, Row3[1]=13, Row3[3]=11, Row4[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [27,25]
  • [13,14,11]
  • [3,10,4,7]
Base
  • 3
  • 10
  • 4
  • 7
TopValue
52
HiddenCells
  • {"r":1,"c":1,"v":25}
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [8, 7, _] → [4, _, 3, 3]

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Answer: Row3[3]=6, Row4[2]=4, Row1[1]=28, Row2[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [15,13]
  • [8,7,6]
  • [4,4,3,3]
Base
  • 4
  • 4
  • 3
  • 3
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":1,"v":4}
  • {"r":0,"c":0,"v":28}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [67] → [32, 35] → [_, _, _] → [4, 9, _, 6]

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Answer: Row3[3]=16, Row3[2]=19, Row3[1]=13, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [67]
  • [32,35]
  • [13,19,16]
  • [4,9,10,6]
Base
  • 4
  • 9
  • 10
  • 6
TopValue
67
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":1,"v":19}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, 23] → [6, _, 12] → [_, 3, 8, _]

Show answer

Answer: Row4[1]=3, Row3[2]=11, Row4[4]=4, Row1[1]=40

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [17,23]
  • [6,11,12]
  • [3,3,8,4]
Base
  • 3
  • 3
  • 8
  • 4
TopValue
40
HiddenCells
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":3,"v":4}
  • {"r":0,"c":0,"v":40}