Add 30/28 and 45/81
1st number: 1 2/28, 2nd number: 45/81
30/28 + 45/81 is 205/126.
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,
30/28 = 30 × 81/28 × 81 = 2430/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
45/81 = 45 × 28/81 × 28 = 1260/2268 - Add the two like fractions:
2430/2268 + 1260/2268 = 2430 + 1260/2268 = 3690/2268 - 3690/2268 simplified gives 205/126
- So, 30/28 + 45/81 = 205/126
In mixed form: 179/126
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