Subtract 9/40 from 49/63
49/63 - 9/40 is 199/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 40 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 63 × 40 = 2520,
49/63 = 49 × 40/63 × 40 = 1960/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
9/40 = 9 × 63/40 × 63 = 567/2520 - Subtract the two like fractions:
1960/2520 - 567/2520 = 1960 - 567/2520 = 1393/2520 - After reducing the fraction, the answer is 199/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63-9/40 49/63-18/40 49/63-9/80 49/63-27/40 49/63-45/40 49/63-63/40