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Add 8/45 and 9/70

8/45 + 9/70 is 193/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 70 is 630
  2. For the 1st fraction, since 45 × 14 = 630,
    8/45 = 8 × 14/45 × 14 = 112/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    9/70 = 9 × 9/70 × 9 = 81/630
  4. Add the two fractions:
    112/630 + 81/630 = 112 + 81/630 = 193/630
  5. So, 8/45 + 9/70 = 193/630

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