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Add 21/27 and 75/10

1st number: 21/27, 2nd number: 7 5/10

21/27 + 75/10 is 149/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 10 is 270
  2. For the 1st fraction, since 27 × 10 = 270,
    21/27 = 21 × 10/27 × 10 = 210/270
  3. Likewise, for the 2nd fraction, since 10 × 27 = 270,
    75/10 = 75 × 27/10 × 27 = 2025/270
  4. Add the two fractions:
    210/270 + 2025/270 = 210 + 2025/270 = 2235/270
  5. 2235/270 simplified gives 149/18
  6. So, 21/27 + 75/10 = 149/18
    In mixed form: 85/18

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