Add 63/98 and 40/80
63/98 + 40/80 is 8/7.
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,
63/98 = 63 × 40/98 × 40 = 2520/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
40/80 = 40 × 49/80 × 49 = 1960/3920 - Add the two like fractions:
2520/3920 + 1960/3920 = 2520 + 1960/3920 = 4480/3920 - 4480/3920 simplified gives 8/7
- So, 63/98 + 40/80 = 8/7
In mixed form: 11/7
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