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Add 54/21 and 3/30

1st number: 2 12/21, 2nd number: 3/30

54/21 + 3/30 is 187/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 21 × 10 = 210,
    54/21 = 54 × 10/21 × 10 = 540/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    3/30 = 3 × 7/30 × 7 = 21/210
  4. Add the two like fractions:
    540/210 + 21/210 = 540 + 21/210 = 561/210
  5. 561/210 simplified gives 187/70
  6. So, 54/21 + 3/30 = 187/70
    In mixed form: 247/70

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