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Add 70/72 and 9/45

70/72 + 9/45 is 211/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    70/72 = 70 × 5/72 × 5 = 350/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    9/45 = 9 × 8/45 × 8 = 72/360
  4. Add the two like fractions:
    350/360 + 72/360 = 350 + 72/360 = 422/360
  5. 422/360 simplified gives 211/180
  6. So, 70/72 + 9/45 = 211/180
    In mixed form: 131/180

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