Add 70/18 and 14/16
1st number: 3 16/18, 2nd number: 14/16
70/18 + 14/16 is 343/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
70/18 = 70 × 8/18 × 8 = 560/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
14/16 = 14 × 9/16 × 9 = 126/144 - Add the two like fractions:
560/144 + 126/144 = 560 + 126/144 = 686/144 - 686/144 simplified gives 343/72
- So, 70/18 + 14/16 = 343/72
In mixed form: 455/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18+28/16 70/36+14/16 70/18+14/32 70/18+42/16 70/54+14/16 70/18+14/48 70/18+70/16 70/90+14/16 70/18+14/80 70/18+98/16