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Add 5/70 and 12/63

5/70 + 12/63 is 11/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 63 is 630
  2. For the 1st fraction, since 70 × 9 = 630,
    5/70 = 5 × 9/70 × 9 = 45/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    12/63 = 12 × 10/63 × 10 = 120/630
  4. Add the two fractions:
    45/630 + 120/630 = 45 + 120/630 = 165/630
  5. 165/630 simplified gives 11/42
  6. So, 5/70 + 12/63 = 11/42

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