Add 54/5 and 18/9
1st number: 10 4/5, 2nd number: 2 0/9
54/5 + 18/9 is 64/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
54/5 = 54 × 9/5 × 9 = 486/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
18/9 = 18 × 5/9 × 5 = 90/45 - Add the two like fractions:
486/45 + 90/45 = 486 + 90/45 = 576/45 - 576/45 simplified gives 64/5
- So, 54/5 + 18/9 = 64/5
In mixed form: 124/5
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