Add 20/98 and 10/80
20/98 + 10/80 is 129/392.
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,
20/98 = 20 × 40/98 × 40 = 800/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
10/80 = 10 × 49/80 × 49 = 490/3920 - Add the two like fractions:
800/3920 + 490/3920 = 800 + 490/3920 = 1290/3920 - 1290/3920 simplified gives 129/392
- So, 20/98 + 10/80 = 129/392
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