Add 18/98 and 90/80
1st number: 18/98, 2nd number: 1 10/80
18/98 + 90/80 is 513/392.
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,
18/98 = 18 × 40/98 × 40 = 720/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
90/80 = 90 × 49/80 × 49 = 4410/3920 - Add the two like fractions:
720/3920 + 4410/3920 = 720 + 4410/3920 = 5130/3920 - 5130/3920 simplified gives 513/392
- So, 18/98 + 90/80 = 513/392
In mixed form: 1121/392
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