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Add 3/30 and 45/63

3/30 + 45/63 is 57/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 30 × 21 = 630,
    3/30 = 3 × 21/30 × 21 = 63/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    45/63 = 45 × 10/63 × 10 = 450/630
  4. Add the two like fractions:
    63/630 + 450/630 = 63 + 450/630 = 513/630
  5. 513/630 simplified gives 57/70
  6. So, 3/30 + 45/63 = 57/70

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