medium Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 28] → [14, 15, _] → [5, _, 6, 7]

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Answer: Row1[1]=57, Row2[1]=29, Row4[2]=9, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [29,28]
  • [14,15,13]
  • [5,9,6,7]
Base
  • 5
  • 9
  • 6
  • 7
TopValue
57
HiddenCells
  • {"r":0,"c":0,"v":57}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":2,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, 21] → [18, _, 8] → [_, _, 4, 4]

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Answer: Row2[1]=31, Row4[2]=9, Row3[2]=13, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [31,21]
  • [18,13,8]
  • [9,9,4,4]
Base
  • 9
  • 9
  • 4
  • 4
TopValue
52
HiddenCells
  • {"r":1,"c":0,"v":31}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [_, _] → [14, _, _] → [7, 7, 10, 6]

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Answer: Row3[3]=16, Row2[1]=31, Row3[2]=17, Row2[2]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [31,33]
  • [14,17,16]
  • [7,7,10,6]
Base
  • 7
  • 7
  • 10
  • 6
TopValue
64
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":0,"v":31}
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":1,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [_, 14, 14] → [5, _, 10, 4]

Show answer

Answer: Row4[2]=4, Row2[2]=28, Row3[1]=9, Row1[1]=51

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [23,28]
  • [9,14,14]
  • [5,4,10,4]
Base
  • 5
  • 4
  • 10
  • 4
TopValue
51
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":1,"c":1,"v":28}
  • {"r":2,"c":0,"v":9}
  • {"r":0,"c":0,"v":51}