Add 10/80 and 54/7
1st number: 10/80, 2nd number: 7 5/7
10/80 + 54/7 is 439/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 7 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
10/80 = 10 × 7/80 × 7 = 70/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
54/7 = 54 × 80/7 × 80 = 4320/560 - Add the two like fractions:
70/560 + 4320/560 = 70 + 4320/560 = 4390/560 - 4390/560 simplified gives 439/56
- So, 10/80 + 54/7 = 439/56
In mixed form: 747/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/80+54/7 10/80+54/14 30/80+54/7 10/80+54/21 50/80+54/7 10/80+54/35 70/80+54/7 10/80+54/49