Add 75/54 and 90/5
1st number: 1 21/54, 2nd number: 18 0/5
75/54 + 90/5 is 349/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
75/54 = 75 × 5/54 × 5 = 375/270 - Likewise, for the 2nd fraction, since 5 × 54 = 270,
90/5 = 90 × 54/5 × 54 = 4860/270 - Add the two like fractions:
375/270 + 4860/270 = 375 + 4860/270 = 5235/270 - 5235/270 simplified gives 349/18
- So, 75/54 + 90/5 = 349/18
In mixed form: 197/18
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