Add 80/70 and 60/16
1st number: 1 10/70, 2nd number: 3 12/16
80/70 + 60/16 is 137/28.
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,
80/70 = 80 × 8/70 × 8 = 640/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
60/16 = 60 × 35/16 × 35 = 2100/560 - Add the two like fractions:
640/560 + 2100/560 = 640 + 2100/560 = 2740/560 - 2740/560 simplified gives 137/28
- So, 80/70 + 60/16 = 137/28
In mixed form: 425/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70+60/32 80/70+60/48 80/70+60/80