Subtract 98/32 from 7/72
1st number: 7/72, 2nd number: 3 2/32
7/72 - 98/32 is -427/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 72 × 4 = 288,
7/72 = 7 × 4/72 × 4 = 28/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
98/32 = 98 × 9/32 × 9 = 882/288 - Subtract the two like fractions:
28/288 - 882/288 = 28 - 882/288 = -854/288 - After reducing the fraction, the answer is -427/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/72-98/32 7/72-98/64 21/72-98/32 7/72-98/96 35/72-98/32 49/72-98/32