Subtract 10/18 from 56/30, Solve 1 26/30

Subtract 10/18 from 56/30

1^st number: 1 26/30, 2^nd number: 10/18

56/30 - 10/18 is 59/45.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 30 × 3 = 90,
56/30 = 56 × 3/30 × 3 = 168/90
Likewise, for the 2nd fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90
Subtract the two like fractions:
168/90 - 50/90 = 168 - 50/90 = 118/90
After reducing the fraction, the answer is 59/45
In mixed form: 114/45

MathStep (Works offline)

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