Add 49/28 and 20/81
1st number: 1 21/28, 2nd number: 20/81
49/28 + 20/81 is 647/324.
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,
49/28 = 49 × 81/28 × 81 = 3969/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
20/81 = 20 × 28/81 × 28 = 560/2268 - Add the two like fractions:
3969/2268 + 560/2268 = 3969 + 560/2268 = 4529/2268 - 4529/2268 simplified gives 647/324
- So, 49/28 + 20/81 = 647/324
In mixed form: 1323/324
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