Add 90/70 and 60/35
1st number: 1 20/70, 2nd number: 1 25/35
90/70 + 60/35 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
90/70 = 90 × 1/70 × 1 = 90/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
60/35 = 60 × 2/35 × 2 = 120/70 - Add the two like fractions:
90/70 + 120/70 = 90 + 120/70 = 210/70 - 210/70 simplified gives 3/1
- So, 90/70 + 60/35 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+60/70