Add 28/54 and 72/45
1st number: 28/54, 2nd number: 1 27/45
28/54 + 72/45 is 286/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 45 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
28/54 = 28 × 5/54 × 5 = 140/270 - Likewise, for the 2nd fraction, since 45 × 6 = 270,
72/45 = 72 × 6/45 × 6 = 432/270 - Add the two like fractions:
140/270 + 432/270 = 140 + 432/270 = 572/270 - 572/270 simplified gives 286/135
- So, 28/54 + 72/45 = 286/135
In mixed form: 216/135
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