Subtract 6/16 from 90/35, Solve 2 20/35

Subtract 6/16 from 90/35

1^st number: 2 20/35, 2^nd number: 6/16

90/35 - 6/16 is 123/56.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 16 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 35 × 16 = 560,
90/35 = 90 × 16/35 × 16 = 1440/560
Likewise, for the 2nd fraction, since 16 × 35 = 560,
6/16 = 6 × 35/16 × 35 = 210/560
Subtract the two like fractions:
1440/560 - 210/560 = 1440 - 210/560 = 1230/560
After reducing the fraction, the answer is 123/56
In mixed form: 211/56

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad