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Add 18/45 and 14/70

18/45 + 14/70 is 3/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    18/45 = 18 × 14/45 × 14 = 252/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    14/70 = 14 × 9/70 × 9 = 126/630
  4. Add the two like fractions:
    252/630 + 126/630 = 252 + 126/630 = 378/630
  5. 378/630 simplified gives 3/5
  6. So, 18/45 + 14/70 = 3/5

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