Add 16/7 and 9/90
1st number: 2 2/7, 2nd number: 9/90
16/7 + 9/90 is 167/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
16/7 = 16 × 90/7 × 90 = 1440/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
9/90 = 9 × 7/90 × 7 = 63/630 - Add the two like fractions:
1440/630 + 63/630 = 1440 + 63/630 = 1503/630 - 1503/630 simplified gives 167/70
- So, 16/7 + 9/90 = 167/70
In mixed form: 227/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/7+9/90 16/7+18/90 16/14+9/90 48/7+9/90 16/7+27/90 16/21+9/90 80/7+9/90 16/7+45/90 16/35+9/90 16/7+63/90 16/49+9/90