Add 20/50 and 21/48
20/50 + 21/48 is 67/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 48 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 50 × 24 = 1200,
20/50 = 20 × 24/50 × 24 = 480/1200 - Likewise, for the 2nd fraction, since 48 × 25 = 1200,
21/48 = 21 × 25/48 × 25 = 525/1200 - Add the two like fractions:
480/1200 + 525/1200 = 480 + 525/1200 = 1005/1200 - 1005/1200 simplified gives 67/80
- So, 20/50 + 21/48 = 67/80
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