Add 5/48 and 21/81
5/48 + 21/81 is 157/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 81 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 48 × 27 = 1296,
5/48 = 5 × 27/48 × 27 = 135/1296 - Likewise, for the 2nd fraction, since 81 × 16 = 1296,
21/81 = 21 × 16/81 × 16 = 336/1296 - Add the two like fractions:
135/1296 + 336/1296 = 135 + 336/1296 = 471/1296 - 471/1296 simplified gives 157/432
- So, 5/48 + 21/81 = 157/432
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