Add 28/54 and 4/45
28/54 + 4/45 is 82/135.
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,
4/45 = 4 × 6/45 × 6 = 24/270 - Add the two like fractions:
140/270 + 24/270 = 140 + 24/270 = 164/270 - 164/270 simplified gives 82/135
- So, 28/54 + 4/45 = 82/135
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