Subtract 54/32 from 70/30
1st number: 2 10/30, 2nd number: 1 22/32
70/30 - 54/32 is 31/48.
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,
70/30 = 70 × 16/30 × 16 = 1120/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
54/32 = 54 × 15/32 × 15 = 810/480 - Subtract the two like fractions:
1120/480 - 810/480 = 1120 - 810/480 = 310/480 - After reducing the fraction, the answer is 31/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/60-54/32 70/30-54/64 70/90-54/32 70/30-54/96