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Add 27/45 and 2/20

27/45 + 2/20 is 7/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    27/45 = 27 × 4/45 × 4 = 108/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    2/20 = 2 × 9/20 × 9 = 18/180
  4. Add the two like fractions:
    108/180 + 18/180 = 108 + 18/180 = 126/180
  5. 126/180 simplified gives 7/10
  6. So, 27/45 + 2/20 = 7/10

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