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Add 10/28 and 7/45

10/28 + 7/45 is 323/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 45 is 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    10/28 = 10 × 45/28 × 45 = 450/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    7/45 = 7 × 28/45 × 28 = 196/1260
  4. Add the two fractions:
    450/1260 + 196/1260 = 450 + 196/1260 = 646/1260
  5. After reducing the fraction, the answer is 323/630

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