Add 5/90 and 10/70
5/90 + 10/70 is 25/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
5/90 = 5 × 7/90 × 7 = 35/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
10/70 = 10 × 9/70 × 9 = 90/630 - Add the two like fractions:
35/630 + 90/630 = 35 + 90/630 = 125/630 - 125/630 simplified gives 25/126
- So, 5/90 + 10/70 = 25/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90+10/70 5/90+20/70 15/90+10/70 5/90+30/70 25/90+10/70 5/90+50/70 35/90+10/70