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Add 28/25 and 45/21

1st number: 1 3/25, 2nd number: 2 3/21

28/25 + 45/21 is 571/175.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 21 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 25 × 21 = 525,
    28/25 = 28 × 21/25 × 21 = 588/525
  3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
    45/21 = 45 × 25/21 × 25 = 1125/525
  4. Add the two like fractions:
    588/525 + 1125/525 = 588 + 1125/525 = 1713/525
  5. 1713/525 simplified gives 571/175
  6. So, 28/25 + 45/21 = 571/175
    In mixed form: 346/175

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