Add 21/81 and 28/50
21/81 + 28/50 is 553/675.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 50 is 4050
Next, find the equivalent fraction of both fractional numbers with denominator 4050 - For the 1st fraction, since 81 × 50 = 4050,
21/81 = 21 × 50/81 × 50 = 1050/4050 - Likewise, for the 2nd fraction, since 50 × 81 = 4050,
28/50 = 28 × 81/50 × 81 = 2268/4050 - Add the two like fractions:
1050/4050 + 2268/4050 = 1050 + 2268/4050 = 3318/4050 - 3318/4050 simplified gives 553/675
- So, 21/81 + 28/50 = 553/675
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