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Add 6/35 and 20/90

6/35 + 20/90 is 124/315.

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,
    6/35 = 6 × 18/35 × 18 = 108/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    20/90 = 20 × 7/90 × 7 = 140/630
  4. Add the two fractions:
    108/630 + 140/630 = 108 + 140/630 = 248/630
  5. After reducing the fraction, the answer is 124/315

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