Subtract 70/32 from 3/30
1st number: 3/30, 2nd number: 2 6/32
3/30 - 70/32 is -167/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 30 × 16 = 480,
3/30 = 3 × 16/30 × 16 = 48/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
70/32 = 70 × 15/32 × 15 = 1050/480 - Subtract the two like fractions:
48/480 - 1050/480 = 48 - 1050/480 = -1002/480 - After reducing the fraction, the answer is -167/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30-70/32 3/60-70/32 3/30-70/64 9/30-70/32 3/90-70/32 3/30-70/96 15/30-70/32 21/30-70/32