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Add 7/70 and 28/63

7/70 + 28/63 is 49/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    7/70 = 7 × 9/70 × 9 = 63/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    28/63 = 28 × 10/63 × 10 = 280/630
  4. Add the two like fractions:
    63/630 + 280/630 = 63 + 280/630 = 343/630
  5. 343/630 simplified gives 49/90
  6. So, 7/70 + 28/63 = 49/90

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