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Add 21/35 and 25/30

21/35 + 25/30 is 43/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 35 × 6 = 210,
    21/35 = 21 × 6/35 × 6 = 126/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    25/30 = 25 × 7/30 × 7 = 175/210
  4. Add the two like fractions:
    126/210 + 175/210 = 126 + 175/210 = 301/210
  5. 301/210 simplified gives 43/30
  6. So, 21/35 + 25/30 = 43/30
    In mixed form: 113/30

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