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Add 9/42 and 3/10

9/42 + 3/10 is 18/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 10 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    9/42 = 9 × 5/42 × 5 = 45/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    3/10 = 3 × 21/10 × 21 = 63/210
  4. Add the two like fractions:
    45/210 + 63/210 = 45 + 63/210 = 108/210
  5. 108/210 simplified gives 18/35
  6. So, 9/42 + 3/10 = 18/35

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