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Add 21/5 and 56/45

1st number: 4 1/5, 2nd number: 1 11/45

21/5 + 56/45 is 49/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 45 is 45
  2. For the 1st fraction, since 5 × 9 = 45,
    21/5 = 21 × 9/5 × 9 = 189/45
  3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
    56/45 = 56 × 1/45 × 1 = 56/45
  4. Add the two fractions:
    189/45 + 56/45 = 189 + 56/45 = 245/45
  5. 245/45 simplified gives 49/9
  6. So, 21/5 + 56/45 = 49/9
    In mixed form: 54/9

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