Add 90/10 and 28/35
1st number: 9 0/10, 2nd number: 28/35
90/10 + 28/35 is 49/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
90/10 = 90 × 7/10 × 7 = 630/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
28/35 = 28 × 2/35 × 2 = 56/70 - Add the two like fractions:
630/70 + 56/70 = 630 + 56/70 = 686/70 - 686/70 simplified gives 49/5
- So, 90/10 + 28/35 = 49/5
In mixed form: 94/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+56/35 90/20+28/35 90/10+28/70 90/10+84/35 90/30+28/35 90/50+28/35 90/70+28/35