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Add 4/21 and 35/30

1st number: 4/21, 2nd number: 1 5/30

4/21 + 35/30 is 19/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 30 is 210
  2. For the 1st fraction, since 21 × 10 = 210,
    4/21 = 4 × 10/21 × 10 = 40/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    35/30 = 35 × 7/30 × 7 = 245/210
  4. Add the two fractions:
    40/210 + 245/210 = 40 + 245/210 = 285/210
  5. 285/210 simplified gives 19/14
  6. So, 4/21 + 35/30 = 19/14
    In mixed form: 15/14

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