Add 5/80 and 21/49
5/80 + 21/49 is 55/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 49 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 80 × 49 = 3920,
5/80 = 5 × 49/80 × 49 = 245/3920 - Likewise, for the 2nd fraction, since 49 × 80 = 3920,
21/49 = 21 × 80/49 × 80 = 1680/3920 - Add the two like fractions:
245/3920 + 1680/3920 = 245 + 1680/3920 = 1925/3920 - 1925/3920 simplified gives 55/112
- So, 5/80 + 21/49 = 55/112
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