Compare 63/64 and 42/30
1st number: 63/64, 2nd number: 1 12/30
63/64 is smaller than 42/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 30 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
63/64 = 63 × 15/64 × 15 = 945/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
42/30 = 42 × 32/30 × 32 = 1344/960 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 945/960 < 1344/960 or 63/64 < 42/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/64 and 84/30 63/64 and 42/60 63/64 and 42/90