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Add 72/98 and 28/90

72/98 + 28/90 is 2306/2205.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 90 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 98 × 45 = 4410,
    72/98 = 72 × 45/98 × 45 = 3240/4410
  3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
    28/90 = 28 × 49/90 × 49 = 1372/4410
  4. Add the two like fractions:
    3240/4410 + 1372/4410 = 3240 + 1372/4410 = 4612/4410
  5. 4612/4410 simplified gives 2306/2205
  6. So, 72/98 + 28/90 = 2306/2205
    In mixed form: 1101/2205

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