Add 8/60 and 70/80
8/60 + 70/80 is 121/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
8/60 = 8 × 4/60 × 4 = 32/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Add the two like fractions:
32/240 + 210/240 = 32 + 210/240 = 242/240 - 242/240 simplified gives 121/120
- So, 8/60 + 70/80 = 121/120
In mixed form: 11/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/60+70/80 24/60+70/80 40/60+70/80 56/60+70/80