Subtract 18/63 from 45/10
1st number: 4 5/10, 2nd number: 18/63
45/10 - 18/63 is 59/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
45/10 = 45 × 63/10 × 63 = 2835/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
18/63 = 18 × 10/63 × 10 = 180/630 - Subtract the two like fractions:
2835/630 - 180/630 = 2835 - 180/630 = 2655/630 - After reducing the fraction, the answer is 59/14
- In mixed form: 43/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10-18/63 45/10-36/63 45/20-18/63 45/10-54/63 45/30-18/63 45/10-90/63 45/50-18/63 45/70-18/63