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Add 20/14 and 28/90

1st number: 1 6/14, 2nd number: 28/90

20/14 + 28/90 is 548/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 14 × 45 = 630,
    20/14 = 20 × 45/14 × 45 = 900/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    28/90 = 28 × 7/90 × 7 = 196/630
  4. Add the two like fractions:
    900/630 + 196/630 = 900 + 196/630 = 1096/630
  5. 1096/630 simplified gives 548/315
  6. So, 20/14 + 28/90 = 548/315
    In mixed form: 1233/315

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