Add 54/10 and 80/8
1st number: 5 4/10, 2nd number: 10 0/8
54/10 + 80/8 is 77/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
54/10 = 54 × 4/10 × 4 = 216/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
80/8 = 80 × 5/8 × 5 = 400/40 - Add the two like fractions:
216/40 + 400/40 = 216 + 400/40 = 616/40 - 616/40 simplified gives 77/5
- So, 54/10 + 80/8 = 77/5
In mixed form: 152/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+80/8 54/10+80/16 54/30+80/8 54/10+80/24 54/50+80/8 54/10+80/40 54/70+80/8 54/10+80/56