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Add 7/63 and 1/90

7/63 + 1/90 is 11/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 63 × 10 = 630,
    7/63 = 7 × 10/63 × 10 = 70/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    1/90 = 1 × 7/90 × 7 = 7/630
  4. Add the two like fractions:
    70/630 + 7/630 = 70 + 7/630 = 77/630
  5. 77/630 simplified gives 11/90
  6. So, 7/63 + 1/90 = 11/90

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