Add 20/48 and 15/18
20/48 + 15/18 is 5/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
20/48 = 20 × 3/48 × 3 = 60/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
15/18 = 15 × 8/18 × 8 = 120/144 - Add the two like fractions:
60/144 + 120/144 = 60 + 120/144 = 180/144 - 180/144 simplified gives 5/4
- So, 20/48 + 15/18 = 5/4
In mixed form: 11/4
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