Add 18/80 and 12/49
18/80 + 12/49 is 921/1960.
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,
18/80 = 18 × 49/80 × 49 = 882/3920 - Likewise, for the 2nd fraction, since 49 × 80 = 3920,
12/49 = 12 × 80/49 × 80 = 960/3920 - Add the two like fractions:
882/3920 + 960/3920 = 882 + 960/3920 = 1842/3920 - 1842/3920 simplified gives 921/1960
- So, 18/80 + 12/49 = 921/1960
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