Add 42/75 and 20/45
42/75 + 20/45 is 226/225.
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,
42/75 = 42 × 3/75 × 3 = 126/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
20/45 = 20 × 5/45 × 5 = 100/225 - Add the two like fractions:
126/225 + 100/225 = 126 + 100/225 = 226/225 - So, 42/75 + 20/45 = 226/225
In mixed form: 11/225
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