Add 7/90 and 16/70
7/90 + 16/70 is 193/630.
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,
7/90 = 7 × 7/90 × 7 = 49/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
16/70 = 16 × 9/70 × 9 = 144/630 - Add the two like fractions:
49/630 + 144/630 = 49 + 144/630 = 193/630 - So, 7/90 + 16/70 = 193/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90+16/70 7/90+32/70 21/90+16/70 7/90+48/70 35/90+16/70 7/90+80/70 49/90+16/70