Add 4/80 and 14/70
4/80 + 14/70 is 1/4.
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,
4/80 = 4 × 7/80 × 7 = 28/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
14/70 = 14 × 8/70 × 8 = 112/560 - Add the two like fractions:
28/560 + 112/560 = 28 + 112/560 = 140/560 - 140/560 simplified gives 1/4
- So, 4/80 + 14/70 = 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/80+14/70 4/80+28/70 12/80+14/70 4/80+42/70 20/80+14/70 28/80+14/70 4/80+98/70