Add 15/98 and 72/80
15/98 + 72/80 is 258/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 98 × 40 = 3920,
15/98 = 15 × 40/98 × 40 = 600/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
72/80 = 72 × 49/80 × 49 = 3528/3920 - Add the two like fractions:
600/3920 + 3528/3920 = 600 + 3528/3920 = 4128/3920 - 4128/3920 simplified gives 258/245
- So, 15/98 + 72/80 = 258/245
In mixed form: 113/245
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