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Add 45/54 and 40/7

1st number: 45/54, 2nd number: 5 5/7

45/54 + 40/7 is 275/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 7 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    45/54 = 45 × 7/54 × 7 = 315/378
  3. Likewise, for the 2nd fraction, since 7 × 54 = 378,
    40/7 = 40 × 54/7 × 54 = 2160/378
  4. Add the two like fractions:
    315/378 + 2160/378 = 315 + 2160/378 = 2475/378
  5. 2475/378 simplified gives 275/42
  6. So, 45/54 + 40/7 = 275/42
    In mixed form: 623/42

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