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Add 42/48 and 45/84

42/48 + 45/84 is 79/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 84 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 48 × 7 = 336,
    42/48 = 42 × 7/48 × 7 = 294/336
  3. Likewise, for the 2nd fraction, since 84 × 4 = 336,
    45/84 = 45 × 4/84 × 4 = 180/336
  4. Add the two like fractions:
    294/336 + 180/336 = 294 + 180/336 = 474/336
  5. 474/336 simplified gives 79/56
  6. So, 42/48 + 45/84 = 79/56
    In mixed form: 123/56

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