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Add 4/30 and 21/54

4/30 + 21/54 is 47/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 30 × 9 = 270,
    4/30 = 4 × 9/30 × 9 = 36/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    21/54 = 21 × 5/54 × 5 = 105/270
  4. Add the two like fractions:
    36/270 + 105/270 = 36 + 105/270 = 141/270
  5. 141/270 simplified gives 47/90
  6. So, 4/30 + 21/54 = 47/90

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