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Add 3/15 and 63/72

3/15 + 63/72 is 43/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 15 × 24 = 360,
    3/15 = 3 × 24/15 × 24 = 72/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    63/72 = 63 × 5/72 × 5 = 315/360
  4. Add the two like fractions:
    72/360 + 315/360 = 72 + 315/360 = 387/360
  5. 387/360 simplified gives 43/40
  6. So, 3/15 + 63/72 = 43/40
    In mixed form: 13/40

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