Add 81/45 and 4/28
1st number: 1 36/45, 2nd number: 4/28
81/45 + 4/28 is 68/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
81/45 = 81 × 28/45 × 28 = 2268/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
4/28 = 4 × 45/28 × 45 = 180/1260 - Add the two like fractions:
2268/1260 + 180/1260 = 2268 + 180/1260 = 2448/1260 - 2448/1260 simplified gives 68/35
- So, 81/45 + 4/28 = 68/35
In mixed form: 133/35
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