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Add 18/45 and 12/8

1st number: 18/45, 2nd number: 1 4/8

18/45 + 12/8 is 19/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 8 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 45 × 8 = 360,
    18/45 = 18 × 8/45 × 8 = 144/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    12/8 = 12 × 45/8 × 45 = 540/360
  4. Add the two like fractions:
    144/360 + 540/360 = 144 + 540/360 = 684/360
  5. 684/360 simplified gives 19/10
  6. So, 18/45 + 12/8 = 19/10
    In mixed form: 19/10

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