Add 5/20 and 21/48
5/20 + 21/48 is 11/16.
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,
5/20 = 5 × 12/20 × 12 = 60/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Add the two like fractions:
60/240 + 105/240 = 60 + 105/240 = 165/240 - 165/240 simplified gives 11/16
- So, 5/20 + 21/48 = 11/16
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