Subtract 1/40 from 49/4
1st number: 12 1/4, 2nd number: 1/40
49/4 - 1/40 is 489/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
49/4 = 49 × 10/4 × 10 = 490/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
1/40 = 1 × 1/40 × 1 = 1/40 - Subtract the two like fractions:
490/40 - 1/40 = 490 - 1/40 = 489/40 - In mixed form: 129/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4-1/40 49/4-2/40 49/8-1/40 49/4-1/80 49/4-3/40 49/12-1/40 49/4-5/40 49/20-1/40 49/4-7/40 49/28-1/40