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Add 4/28 and 10/80

4/28 + 10/80 is 15/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 80 is 560
  2. For the 1st fraction, since 28 × 20 = 560,
    4/28 = 4 × 20/28 × 20 = 80/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    10/80 = 10 × 7/80 × 7 = 70/560
  4. Add the two fractions:
    80/560 + 70/560 = 80 + 70/560 = 150/560
  5. After reducing the fraction, the answer is 15/56

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