Add 8/80 and 70/54
1st number: 8/80, 2nd number: 1 16/54
8/80 + 70/54 is 377/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 54 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
8/80 = 8 × 27/80 × 27 = 216/2160 - Likewise, for the 2nd fraction, since 54 × 40 = 2160,
70/54 = 70 × 40/54 × 40 = 2800/2160 - Add the two like fractions:
216/2160 + 2800/2160 = 216 + 2800/2160 = 3016/2160 - 3016/2160 simplified gives 377/270
- So, 8/80 + 70/54 = 377/270
In mixed form: 1107/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/80+70/54 24/80+70/54 40/80+70/54 56/80+70/54