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Add 45/54 and 21/35

45/54 + 21/35 is 43/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 35 is 1890

    Next, find the equivalent fraction of both fractional numbers with denominator 1890
  2. For the 1st fraction, since 54 × 35 = 1890,
    45/54 = 45 × 35/54 × 35 = 1575/1890
  3. Likewise, for the 2nd fraction, since 35 × 54 = 1890,
    21/35 = 21 × 54/35 × 54 = 1134/1890
  4. Add the two like fractions:
    1575/1890 + 1134/1890 = 1575 + 1134/1890 = 2709/1890
  5. 2709/1890 simplified gives 43/30
  6. So, 45/54 + 21/35 = 43/30
    In mixed form: 113/30

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