Add 20/48 and 45/80
20/48 + 45/80 is 47/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
45/80 = 45 × 3/80 × 3 = 135/240 - Add the two like fractions:
100/240 + 135/240 = 100 + 135/240 = 235/240 - 235/240 simplified gives 47/48
- So, 20/48 + 45/80 = 47/48
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