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Add 18/60 and 42/9

1st number: 18/60, 2nd number: 4 6/9

18/60 + 42/9 is 149/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 60 × 3 = 180,
    18/60 = 18 × 3/60 × 3 = 54/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    42/9 = 42 × 20/9 × 20 = 840/180
  4. Add the two like fractions:
    54/180 + 840/180 = 54 + 840/180 = 894/180
  5. 894/180 simplified gives 149/30
  6. So, 18/60 + 42/9 = 149/30
    In mixed form: 429/30

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