Subtract 54/98 from 40/60
40/60 - 54/98 is 17/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 98 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 60 × 49 = 2940,
40/60 = 40 × 49/60 × 49 = 1960/2940 - Likewise, for the 2nd fraction, since 98 × 30 = 2940,
54/98 = 54 × 30/98 × 30 = 1620/2940 - Subtract the two like fractions:
1960/2940 - 1620/2940 = 1960 - 1620/2940 = 340/2940 - After reducing the fraction, the answer is 17/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/60-54/98