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Add 28/18 and 15/70

1st number: 1 10/18, 2nd number: 15/70

28/18 + 15/70 is 223/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 18 × 35 = 630,
    28/18 = 28 × 35/18 × 35 = 980/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    15/70 = 15 × 9/70 × 9 = 135/630
  4. Add the two like fractions:
    980/630 + 135/630 = 980 + 135/630 = 1115/630
  5. 1115/630 simplified gives 223/126
  6. So, 28/18 + 15/70 = 223/126
    In mixed form: 197/126

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