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Add 10/20 and 2/90

10/20 + 2/90 is 47/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    10/20 = 10 × 9/20 × 9 = 90/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    2/90 = 2 × 2/90 × 2 = 4/180
  4. Add the two like fractions:
    90/180 + 4/180 = 90 + 4/180 = 94/180
  5. 94/180 simplified gives 47/90
  6. So, 10/20 + 2/90 = 47/90

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