Add 15/98 and 18/20
15/98 + 18/20 is 258/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
15/98 = 15 × 10/98 × 10 = 150/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
18/20 = 18 × 49/20 × 49 = 882/980 - Add the two like fractions:
150/980 + 882/980 = 150 + 882/980 = 1032/980 - 1032/980 simplified gives 258/245
- So, 15/98 + 18/20 = 258/245
In mixed form: 113/245
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