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Add 1/45 and 8/42

1/45 + 8/42 is 67/315.

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,
    1/45 = 1 × 14/45 × 14 = 14/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    8/42 = 8 × 15/42 × 15 = 120/630
  4. Add the two fractions:
    14/630 + 120/630 = 14 + 120/630 = 134/630
  5. 134/630 simplified gives 67/315
  6. So, 1/45 + 8/42 = 67/315

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