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Add 21/54 and 35/60

21/54 + 35/60 is 35/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 60 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 54 × 10 = 540,
    21/54 = 21 × 10/54 × 10 = 210/540
  3. Likewise, for the 2nd fraction, since 60 × 9 = 540,
    35/60 = 35 × 9/60 × 9 = 315/540
  4. Add the two like fractions:
    210/540 + 315/540 = 210 + 315/540 = 525/540
  5. 525/540 simplified gives 35/36
  6. So, 21/54 + 35/60 = 35/36

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