Add 18/80 and 28/98
18/80 + 28/98 is 143/280.
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,
18/80 = 18 × 49/80 × 49 = 882/3920 - Likewise, for the 2nd fraction, since 98 × 40 = 3920,
28/98 = 28 × 40/98 × 40 = 1120/3920 - Add the two like fractions:
882/3920 + 1120/3920 = 882 + 1120/3920 = 2002/3920 - 2002/3920 simplified gives 143/280
- So, 18/80 + 28/98 = 143/280
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