Subtract 18/70 from 36/32
1st number: 1 4/32, 2nd number: 18/70
36/32 - 18/70 is 243/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
36/32 = 36 × 35/32 × 35 = 1260/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
18/70 = 18 × 16/70 × 16 = 288/1120 - Subtract the two like fractions:
1260/1120 - 288/1120 = 1260 - 288/1120 = 972/1120 - After reducing the fraction, the answer is 243/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/32-18/70 36/32-36/70 36/64-18/70 36/32-54/70 36/96-18/70 36/32-90/70