Subtract 63/4 from 24/70
1st number: 24/70, 2nd number: 15 3/4
24/70 - 63/4 is -2157/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
24/70 = 24 × 2/70 × 2 = 48/140 - Likewise, for the 2nd fraction, since 4 × 35 = 140,
63/4 = 63 × 35/4 × 35 = 2205/140 - Subtract the two like fractions:
48/140 - 2205/140 = 48 - 2205/140 = -2157/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/70-63/4 24/70-63/8 72/70-63/4 24/70-63/12 24/70-63/20 24/70-63/28