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Add 30/60 and 21/30

30/60 + 21/30 is 6/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 60 × 1 = 60,
    30/60 = 30 × 1/60 × 1 = 30/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    21/30 = 21 × 2/30 × 2 = 42/60
  4. Add the two like fractions:
    30/60 + 42/60 = 30 + 42/60 = 72/60
  5. 72/60 simplified gives 6/5
  6. So, 30/60 + 21/30 = 6/5
    In mixed form: 11/5

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