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Add 48/28 and 30/90

1st number: 1 20/28, 2nd number: 30/90

48/28 + 30/90 is 43/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 90 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    48/28 = 48 × 45/28 × 45 = 2160/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    30/90 = 30 × 14/90 × 14 = 420/1260
  4. Add the two like fractions:
    2160/1260 + 420/1260 = 2160 + 420/1260 = 2580/1260
  5. 2580/1260 simplified gives 43/21
  6. So, 48/28 + 30/90 = 43/21
    In mixed form: 21/21

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