Add 20/28 and 49/81
20/28 + 49/81 is 748/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 28 × 81 = 2268,
20/28 = 20 × 81/28 × 81 = 1620/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
49/81 = 49 × 28/81 × 28 = 1372/2268 - Add the two like fractions:
1620/2268 + 1372/2268 = 1620 + 1372/2268 = 2992/2268 - 2992/2268 simplified gives 748/567
- So, 20/28 + 49/81 = 748/567
In mixed form: 1181/567
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