Add 27/75 and 21/45
27/75 + 21/45 is 62/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
27/75 = 27 × 3/75 × 3 = 81/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
21/45 = 21 × 5/45 × 5 = 105/225 - Add the two like fractions:
81/225 + 105/225 = 81 + 105/225 = 186/225 - 186/225 simplified gives 62/75
- So, 27/75 + 21/45 = 62/75
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