Add 70/60 and 6/90
1st number: 1 10/60, 2nd number: 6/90
70/60 + 6/90 is 37/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
70/60 = 70 × 3/60 × 3 = 210/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
6/90 = 6 × 2/90 × 2 = 12/180 - Add the two like fractions:
210/180 + 12/180 = 210 + 12/180 = 222/180 - 222/180 simplified gives 37/30
- So, 70/60 + 6/90 = 37/30
In mixed form: 17/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/60+12/90 70/60+18/90 70/60+30/90 70/60+42/90