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Add 30/70 and 63/18

1st number: 30/70, 2nd number: 3 9/18

30/70 + 63/18 is 55/14.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    30/70 = 30 × 9/70 × 9 = 270/630
  3. Likewise, for the 2nd fraction, since 18 × 35 = 630,
    63/18 = 63 × 35/18 × 35 = 2205/630
  4. Add the two like fractions:
    270/630 + 2205/630 = 270 + 2205/630 = 2475/630
  5. 2475/630 simplified gives 55/14
  6. So, 30/70 + 63/18 = 55/14
    In mixed form: 313/14

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