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Add 3/35 and 70/90

3/35 + 70/90 is 272/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 90 is 630
  2. For the 1st fraction, since 35 × 18 = 630,
    3/35 = 3 × 18/35 × 18 = 54/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    70/90 = 70 × 7/90 × 7 = 490/630
  4. Add the two fractions:
    54/630 + 490/630 = 54 + 490/630 = 544/630
  5. After reducing the fraction, the answer is 272/315

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