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Add 21/20 and 75/36

1st number: 1 1/20, 2nd number: 2 3/36

21/20 + 75/36 is 47/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    21/20 = 21 × 9/20 × 9 = 189/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    75/36 = 75 × 5/36 × 5 = 375/180
  4. Add the two like fractions:
    189/180 + 375/180 = 189 + 375/180 = 564/180
  5. 564/180 simplified gives 47/15
  6. So, 21/20 + 75/36 = 47/15
    In mixed form: 32/15

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