Compare 42/20 and 7/64
1st number: 2 2/20, 2nd number: 7/64
42/20 is greater than 7/64
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
42/20 = 42 × 16/20 × 16 = 672/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
7/64 = 7 × 5/64 × 5 = 35/320 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 672/320 > 35/320 or 42/20 > 7/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20 and 7/64 42/20 and 14/64 42/40 and 7/64 42/20 and 21/64 42/60 and 7/64 42/20 and 35/64 42/20 and 49/64