Add 3/80 and 42/98
3/80 + 42/98 is 261/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 98 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 80 × 49 = 3920,
3/80 = 3 × 49/80 × 49 = 147/3920 - Likewise, for the 2nd fraction, since 98 × 40 = 3920,
42/98 = 42 × 40/98 × 40 = 1680/3920 - Add the two like fractions:
147/3920 + 1680/3920 = 147 + 1680/3920 = 1827/3920 - 1827/3920 simplified gives 261/560
- So, 3/80 + 42/98 = 261/560
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