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Add 10/30 and 12/7

1st number: 10/30, 2nd number: 1 5/7

10/30 + 12/7 is 43/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 7 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    10/30 = 10 × 7/30 × 7 = 70/210
  3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
    12/7 = 12 × 30/7 × 30 = 360/210
  4. Add the two like fractions:
    70/210 + 360/210 = 70 + 360/210 = 430/210
  5. 430/210 simplified gives 43/21
  6. So, 10/30 + 12/7 = 43/21
    In mixed form: 21/21

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