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Add 50/20 and 21/9

1st number: 2 10/20, 2nd number: 2 3/9

50/20 + 21/9 is 29/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    50/20 = 50 × 9/20 × 9 = 450/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    21/9 = 21 × 20/9 × 20 = 420/180
  4. Add the two like fractions:
    450/180 + 420/180 = 450 + 420/180 = 870/180
  5. 870/180 simplified gives 29/6
  6. So, 50/20 + 21/9 = 29/6
    In mixed form: 45/6

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