Add 7/80 and 1/70
7/80 + 1/70 is 57/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
7/80 = 7 × 7/80 × 7 = 49/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
1/70 = 1 × 8/70 × 8 = 8/560 - Add the two like fractions:
49/560 + 8/560 = 49 + 8/560 = 57/560 - So, 7/80 + 1/70 = 57/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/80+1/70 7/80+2/70 21/80+1/70 7/80+3/70 35/80+1/70 7/80+5/70 49/80+1/70 7/80+7/70