Add 18/70 and 14/16
18/70 + 14/16 is 317/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
18/70 = 18 × 8/70 × 8 = 144/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
14/16 = 14 × 35/16 × 35 = 490/560 - Add the two like fractions:
144/560 + 490/560 = 144 + 490/560 = 634/560 - 634/560 simplified gives 317/280
- So, 18/70 + 14/16 = 317/280
In mixed form: 137/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70+14/16 18/70+28/16 18/70+14/32 54/70+14/16 18/70+42/16 18/70+14/48 90/70+14/16 18/70+70/16 18/70+14/80 18/70+98/16