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Add 1/45 and 49/70

1/45 + 49/70 is 13/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    1/45 = 1 × 14/45 × 14 = 14/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    49/70 = 49 × 9/70 × 9 = 441/630
  4. Add the two like fractions:
    14/630 + 441/630 = 14 + 441/630 = 455/630
  5. 455/630 simplified gives 13/18
  6. So, 1/45 + 49/70 = 13/18

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