Subtract 9/35 from 45/27, Solve 1 18/27

Subtract 9/35 from 45/27

1^st number: 1 18/27, 2^nd number: 9/35

45/27 - 9/35 is 148/105.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 35 is 945

Next, find the equivalent fraction of both fractional numbers with denominator 945
For the 1st fraction, since 27 × 35 = 945,
45/27 = 45 × 35/27 × 35 = 1575/945
Likewise, for the 2nd fraction, since 35 × 27 = 945,
9/35 = 9 × 27/35 × 27 = 243/945
Subtract the two like fractions:
1575/945 - 243/945 = 1575 - 243/945 = 1332/945
After reducing the fraction, the answer is 148/105
In mixed form: 143/105

MathStep (Works offline)

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