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Add 3/45 and 2/42

3/45 + 2/42 is 4/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 42 is 630
  2. For the 1st fraction, since 45 × 14 = 630,
    3/45 = 3 × 14/45 × 14 = 42/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    2/42 = 2 × 15/42 × 15 = 30/630
  4. Add the two fractions:
    42/630 + 30/630 = 42 + 30/630 = 72/630
  5. After reducing the fraction, the answer is 4/35

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