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Add 7/15 and 40/54

7/15 + 40/54 is 163/135.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 15 × 18 = 270,
    7/15 = 7 × 18/15 × 18 = 126/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    40/54 = 40 × 5/54 × 5 = 200/270
  4. Add the two like fractions:
    126/270 + 200/270 = 126 + 200/270 = 326/270
  5. 326/270 simplified gives 163/135
  6. So, 7/15 + 40/54 = 163/135
    In mixed form: 128/135

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