Subtract 70/50 from 1/63
1st number: 1/63, 2nd number: 1 20/50
1/63 - 70/50 is -436/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 50 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 63 × 50 = 3150,
1/63 = 1 × 50/63 × 50 = 50/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
70/50 = 70 × 63/50 × 63 = 4410/3150 - Subtract the two like fractions:
50/3150 - 4410/3150 = 50 - 4410/3150 = -4360/3150 - After reducing the fraction, the answer is -436/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/63-70/50 3/63-70/50 5/63-70/50 7/63-70/50