Add 18/20 and 27/48
18/20 + 27/48 is 117/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
18/20 = 18 × 12/20 × 12 = 216/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
27/48 = 27 × 5/48 × 5 = 135/240 - Add the two like fractions:
216/240 + 135/240 = 216 + 135/240 = 351/240 - 351/240 simplified gives 117/80
- So, 18/20 + 27/48 = 117/80
In mixed form: 137/80
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