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Add 72/60 and 70/72

1st number: 1 12/60, 2nd number: 70/72

72/60 + 70/72 is 391/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 60 × 6 = 360,
    72/60 = 72 × 6/60 × 6 = 432/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    70/72 = 70 × 5/72 × 5 = 350/360
  4. Add the two like fractions:
    432/360 + 350/360 = 432 + 350/360 = 782/360
  5. 782/360 simplified gives 391/180
  6. So, 72/60 + 70/72 = 391/180
    In mixed form: 231/180

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