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Add 35/28 and 28/90

1st number: 1 7/28, 2nd number: 28/90

35/28 + 28/90 is 281/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 90 is 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    35/28 = 35 × 45/28 × 45 = 1575/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    28/90 = 28 × 14/90 × 14 = 392/1260
  4. Add the two fractions:
    1575/1260 + 392/1260 = 1575 + 392/1260 = 1967/1260
  5. 1967/1260 simplified gives 281/180
  6. So, 35/28 + 28/90 = 281/180
    In mixed form: 1101/180

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