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Add 45/18 and 42/8

1st number: 2 9/18, 2nd number: 5 2/8

45/18 + 42/8 is 31/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 18 × 4 = 72,
    45/18 = 45 × 4/18 × 4 = 180/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    42/8 = 42 × 9/8 × 9 = 378/72
  4. Add the two like fractions:
    180/72 + 378/72 = 180 + 378/72 = 558/72
  5. 558/72 simplified gives 31/4
  6. So, 45/18 + 42/8 = 31/4
    In mixed form: 73/4

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