Compare 15/16 and 12/40
15/16 is greater than 12/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
15/16 = 15 × 5/16 × 5 = 75/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
12/40 = 12 × 2/40 × 2 = 24/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 75/80 > 24/80 or 15/16 > 12/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16 and 12/40 15/16 and 24/40 15/32 and 12/40 15/16 and 12/80 45/16 and 12/40 15/16 and 36/40 15/48 and 12/40 75/16 and 12/40 15/16 and 60/40 15/80 and 12/40 15/16 and 84/40