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Add 20/25 and 75/21

1st number: 20/25, 2nd number: 3 12/21

20/25 + 75/21 is 153/35.

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,
    20/25 = 20 × 21/25 × 21 = 420/525
  3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
    75/21 = 75 × 25/21 × 25 = 1875/525
  4. Add the two like fractions:
    420/525 + 1875/525 = 420 + 1875/525 = 2295/525
  5. 2295/525 simplified gives 153/35
  6. So, 20/25 + 75/21 = 153/35
    In mixed form: 413/35

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