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Add 21/10 and 56/36

1st number: 2 1/10, 2nd number: 1 20/36

21/10 + 56/36 is 329/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 10 × 18 = 180,
    21/10 = 21 × 18/10 × 18 = 378/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    56/36 = 56 × 5/36 × 5 = 280/180
  4. Add the two like fractions:
    378/180 + 280/180 = 378 + 280/180 = 658/180
  5. 658/180 simplified gives 329/90
  6. So, 21/10 + 56/36 = 329/90
    In mixed form: 359/90

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