medium Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [68] → [_, 33] → [18, _, _] → [8, 10, _, 9]

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Answer: Row4[3]=7, Row3[3]=16, Row3[2]=17, Row2[1]=35

SubType
number-pyramid
Difficulty
medium
Levels
  • [68]
  • [35,33]
  • [18,17,16]
  • [8,10,7,9]
Base
  • 8
  • 10
  • 7
  • 9
TopValue
68
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":0,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [32, _] → [_, 15, 16] → [8, 9, _, _]

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Answer: Row3[1]=17, Row4[3]=6, Row4[4]=10, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [32,31]
  • [17,15,16]
  • [8,9,6,10]
Base
  • 8
  • 9
  • 6
  • 10
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":17}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":1,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [_, _] → [8, _, 13] → [3, 5, _, 3]

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Answer: Row2[1]=23, Row3[2]=15, Row2[2]=28, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [23,28]
  • [8,15,13]
  • [3,5,10,3]
Base
  • 3
  • 5
  • 10
  • 3
TopValue
51
HiddenCells
  • {"r":1,"c":0,"v":23}
  • {"r":2,"c":1,"v":15}
  • {"r":1,"c":1,"v":28}
  • {"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): [44] → [21, 23] → [12, _, 14] → [_, 5, _, _]

Show answer

Answer: Row4[3]=4, Row3[2]=9, Row4[1]=7, Row4[4]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [21,23]
  • [12,9,14]
  • [7,5,4,10]
Base
  • 7
  • 5
  • 4
  • 10
TopValue
44
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":3,"v":10}