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Add 4/49 and 18/81

4/49 + 18/81 is 134/441.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 81 is 3969

    Next, find the equivalent fraction of both fractional numbers with denominator 3969
  2. For the 1st fraction, since 49 × 81 = 3969,
    4/49 = 4 × 81/49 × 81 = 324/3969
  3. Likewise, for the 2nd fraction, since 81 × 49 = 3969,
    18/81 = 18 × 49/81 × 49 = 882/3969
  4. Add the two like fractions:
    324/3969 + 882/3969 = 324 + 882/3969 = 1206/3969
  5. 1206/3969 simplified gives 134/441
  6. So, 4/49 + 18/81 = 134/441

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