Add 90/54 and 28/45
1st number: 1 36/54, 2nd number: 28/45
90/54 + 28/45 is 103/45.
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,
90/54 = 90 × 5/54 × 5 = 450/270 - Likewise, for the 2nd fraction, since 45 × 6 = 270,
28/45 = 28 × 6/45 × 6 = 168/270 - Add the two like fractions:
450/270 + 168/270 = 450 + 168/270 = 618/270 - 618/270 simplified gives 103/45
- So, 90/54 + 28/45 = 103/45
In mixed form: 213/45
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