Add 75/54 and 75/90
1st number: 1 21/54, 2nd number: 75/90
75/54 + 75/90 is 20/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 90 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 90 × 3 = 270,
75/90 = 75 × 3/90 × 3 = 225/270 - Add the two like fractions:
375/270 + 225/270 = 375 + 225/270 = 600/270 - 600/270 simplified gives 20/9
- So, 75/54 + 75/90 = 20/9
In mixed form: 22/9
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