Subtract 63/10 from 3/72
1st number: 3/72, 2nd number: 6 3/10
3/72 - 63/10 is -751/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 10 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
3/72 = 3 × 5/72 × 5 = 15/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
63/10 = 63 × 36/10 × 36 = 2268/360 - Subtract the two like fractions:
15/360 - 2268/360 = 15 - 2268/360 = -2253/360 - After reducing the fraction, the answer is -751/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/72-63/10 3/72-63/20 9/72-63/10 3/72-63/30 15/72-63/10 3/72-63/50 21/72-63/10 3/72-63/70