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Add 15/35 and 10/90

15/35 + 10/90 is 34/63.

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,
    15/35 = 15 × 18/35 × 18 = 270/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    10/90 = 10 × 7/90 × 7 = 70/630
  4. Add the two fractions:
    270/630 + 70/630 = 270 + 70/630 = 340/630
  5. 340/630 simplified gives 34/63
  6. So, 15/35 + 10/90 = 34/63

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