Compare 4/42 and 15/64
4/42 is smaller than 15/64
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 42 × 32 = 1344,
4/42 = 4 × 32/42 × 32 = 128/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
15/64 = 15 × 21/64 × 21 = 315/1344 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 128/1344 < 315/1344 or 4/42 < 15/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42 and 15/64 4/42 and 30/64 4/84 and 15/64 12/42 and 15/64 4/42 and 45/64 20/42 and 15/64 4/42 and 75/64 28/42 and 15/64