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Add 28/30 and 35/70

28/30 + 35/70 is 43/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    28/30 = 28 × 7/30 × 7 = 196/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    35/70 = 35 × 3/70 × 3 = 105/210
  4. Add the two like fractions:
    196/210 + 105/210 = 196 + 105/210 = 301/210
  5. 301/210 simplified gives 43/30
  6. So, 28/30 + 35/70 = 43/30
    In mixed form: 113/30

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