Add 16/90 and 12/7
1st number: 16/90, 2nd number: 1 5/7
16/90 + 12/7 is 596/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
16/90 = 16 × 7/90 × 7 = 112/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
12/7 = 12 × 90/7 × 90 = 1080/630 - Add the two like fractions:
112/630 + 1080/630 = 112 + 1080/630 = 1192/630 - 1192/630 simplified gives 596/315
- So, 16/90 + 12/7 = 596/315
In mixed form: 1281/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/90+12/7 16/90+24/7 16/90+12/14 48/90+12/7 16/90+36/7 16/90+12/21 80/90+12/7 16/90+60/7 16/90+12/35 16/90+84/7 16/90+12/49