Add 28/45 and 12/25
28/45 + 12/25 is 248/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
28/45 = 28 × 5/45 × 5 = 140/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
12/25 = 12 × 9/25 × 9 = 108/225 - Add the two like fractions:
140/225 + 108/225 = 140 + 108/225 = 248/225 - So, 28/45 + 12/25 = 248/225
In mixed form: 123/225
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