Add 6/20 and 42/64
6/20 + 42/64 is 153/160.
Steps for adding 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,
6/20 = 6 × 16/20 × 16 = 96/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
42/64 = 42 × 5/64 × 5 = 210/320 - Add the two like fractions:
96/320 + 210/320 = 96 + 210/320 = 306/320 - 306/320 simplified gives 153/160
- So, 6/20 + 42/64 = 153/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20+42/64 6/20+84/64 6/40+42/64 18/20+42/64 6/60+42/64 30/20+42/64 42/20+42/64