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Add 24/70 and 28/90

24/70 + 28/90 is 206/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    24/70 = 24 × 9/70 × 9 = 216/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    28/90 = 28 × 7/90 × 7 = 196/630
  4. Add the two like fractions:
    216/630 + 196/630 = 216 + 196/630 = 412/630
  5. 412/630 simplified gives 206/315
  6. So, 24/70 + 28/90 = 206/315

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