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Add 3/70 and 21/3

1st number: 3/70, 2nd number: 7 0/3

3/70 + 21/3 is 493/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 3 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 70 × 3 = 210,
    3/70 = 3 × 3/70 × 3 = 9/210
  3. Likewise, for the 2nd fraction, since 3 × 70 = 210,
    21/3 = 21 × 70/3 × 70 = 1470/210
  4. Add the two like fractions:
    9/210 + 1470/210 = 9 + 1470/210 = 1479/210
  5. 1479/210 simplified gives 493/70
  6. So, 3/70 + 21/3 = 493/70
    In mixed form: 73/70

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