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Add 6/70 and 63/90

6/70 + 63/90 is 11/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    6/70 = 6 × 9/70 × 9 = 54/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    63/90 = 63 × 7/90 × 7 = 441/630
  4. Add the two like fractions:
    54/630 + 441/630 = 54 + 441/630 = 495/630
  5. 495/630 simplified gives 11/14
  6. So, 6/70 + 63/90 = 11/14

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