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Add 75/35 and 21/90

1st number: 2 5/35, 2nd number: 21/90

75/35 + 21/90 is 499/210.

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,
    75/35 = 75 × 18/35 × 18 = 1350/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    21/90 = 21 × 7/90 × 7 = 147/630
  4. Add the two fractions:
    1350/630 + 147/630 = 1350 + 147/630 = 1497/630
  5. 1497/630 simplified gives 499/210
  6. So, 75/35 + 21/90 = 499/210
    In mixed form: 279/210

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