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Add 50/70 and 45/90

50/70 + 45/90 is 17/14.

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,
    50/70 = 50 × 9/70 × 9 = 450/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    45/90 = 45 × 7/90 × 7 = 315/630
  4. Add the two like fractions:
    450/630 + 315/630 = 450 + 315/630 = 765/630
  5. 765/630 simplified gives 17/14
  6. So, 50/70 + 45/90 = 17/14
    In mixed form: 13/14

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