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Add 8/18 and 45/70

8/18 + 45/70 is 137/126.

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,
    8/18 = 8 × 35/18 × 35 = 280/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    45/70 = 45 × 9/70 × 9 = 405/630
  4. Add the two like fractions:
    280/630 + 405/630 = 280 + 405/630 = 685/630
  5. 685/630 simplified gives 137/126
  6. So, 8/18 + 45/70 = 137/126
    In mixed form: 111/126

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