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Add 27/90 and 30/7

1st number: 27/90, 2nd number: 4 2/7

27/90 + 30/7 is 321/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 7 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    27/90 = 27 × 7/90 × 7 = 189/630
  3. Likewise, for the 2nd fraction, since 7 × 90 = 630,
    30/7 = 30 × 90/7 × 90 = 2700/630
  4. Add the two like fractions:
    189/630 + 2700/630 = 189 + 2700/630 = 2889/630
  5. 2889/630 simplified gives 321/70
  6. So, 27/90 + 30/7 = 321/70
    In mixed form: 441/70

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