Add 90/10 and 49/70
1st number: 9 0/10, 2nd number: 49/70
90/10 + 49/70 is 97/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 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 70 × 1 = 70,
49/70 = 49 × 1/70 × 1 = 49/70 - Add the two like fractions:
630/70 + 49/70 = 630 + 49/70 = 679/70 - 679/70 simplified gives 97/10
- So, 90/10 + 49/70 = 97/10
In mixed form: 97/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+98/70 90/20+49/70 90/30+49/70 90/50+49/70 90/70+49/70