Add 12/20 and 28/48
12/20 + 28/48 is 71/60.
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,
12/20 = 12 × 12/20 × 12 = 144/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
28/48 = 28 × 5/48 × 5 = 140/240 - Add the two like fractions:
144/240 + 140/240 = 144 + 140/240 = 284/240 - 284/240 simplified gives 71/60
- So, 12/20 + 28/48 = 71/60
In mixed form: 111/60
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