Add 54/45 and 20/75
1st number: 1 9/45, 2nd number: 20/75
54/45 + 20/75 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 75 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
54/45 = 54 × 5/45 × 5 = 270/225 - Likewise, for the 2nd fraction, since 75 × 3 = 225,
20/75 = 20 × 3/75 × 3 = 60/225 - Add the two like fractions:
270/225 + 60/225 = 270 + 60/225 = 330/225 - 330/225 simplified gives 22/15
- So, 54/45 + 20/75 = 22/15
In mixed form: 17/15
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