Add 15/20 and 49/75
15/20 + 49/75 is 421/300.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
15/20 = 15 × 15/20 × 15 = 225/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
49/75 = 49 × 4/75 × 4 = 196/300 - Add the two like fractions:
225/300 + 196/300 = 225 + 196/300 = 421/300 - So, 15/20 + 49/75 = 421/300
In mixed form: 1121/300
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