Subtract 63/35 from 4/45
1st number: 4/45, 2nd number: 1 28/35
4/45 - 63/35 is -77/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
4/45 = 4 × 7/45 × 7 = 28/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
63/35 = 63 × 9/35 × 9 = 567/315 - Subtract the two like fractions:
28/315 - 567/315 = 28 - 567/315 = -539/315 - After reducing the fraction, the answer is -77/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45-63/35 4/90-63/35 4/45-63/70 12/45-63/35 20/45-63/35 28/45-63/35