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Add 30/50 and 15/84

30/50 + 15/84 is 109/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 84 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 50 × 42 = 2100,
    30/50 = 30 × 42/50 × 42 = 1260/2100
  3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
    15/84 = 15 × 25/84 × 25 = 375/2100
  4. Add the two like fractions:
    1260/2100 + 375/2100 = 1260 + 375/2100 = 1635/2100
  5. 1635/2100 simplified gives 109/140
  6. So, 30/50 + 15/84 = 109/140

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