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Add 21/45 and 60/9

1st number: 21/45, 2nd number: 6 6/9

21/45 + 60/9 is 107/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 45 × 1 = 45,
    21/45 = 21 × 1/45 × 1 = 21/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    60/9 = 60 × 5/9 × 5 = 300/45
  4. Add the two like fractions:
    21/45 + 300/45 = 21 + 300/45 = 321/45
  5. 321/45 simplified gives 107/15
  6. So, 21/45 + 60/9 = 107/15
    In mixed form: 72/15

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