Add 2/80 and 63/7
1st number: 2/80, 2nd number: 9 0/7
2/80 + 63/7 is 361/40.
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,
2/80 = 2 × 7/80 × 7 = 14/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
63/7 = 63 × 80/7 × 80 = 5040/560 - Add the two like fractions:
14/560 + 5040/560 = 14 + 5040/560 = 5054/560 - 5054/560 simplified gives 361/40
- So, 2/80 + 63/7 = 361/40
In mixed form: 91/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/80+63/7 2/80+63/14 6/80+63/7 2/80+63/21 10/80+63/7 2/80+63/35 14/80+63/7 2/80+63/49