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Add 27/21 and 10/45

1st number: 1 6/21, 2nd number: 10/45

27/21 + 10/45 is 95/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 45 is 315
  2. For the 1st fraction, since 21 × 15 = 315,
    27/21 = 27 × 15/21 × 15 = 405/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    10/45 = 10 × 7/45 × 7 = 70/315
  4. Add the two fractions:
    405/315 + 70/315 = 405 + 70/315 = 475/315
  5. 475/315 simplified gives 95/63
  6. So, 27/21 + 10/45 = 95/63
    In mixed form: 132/63

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