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Add 28/42 and 2/10

28/42 + 2/10 is 13/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 10 is 210
  2. For the 1st fraction, since 42 × 5 = 210,
    28/42 = 28 × 5/42 × 5 = 140/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    2/10 = 2 × 21/10 × 21 = 42/210
  4. Add the two fractions:
    140/210 + 42/210 = 140 + 42/210 = 182/210
  5. 182/210 simplified gives 13/15
  6. So, 28/42 + 2/10 = 13/15

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