Add 20/30 and 9/64
20/30 + 9/64 is 155/192.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 30 × 32 = 960,
20/30 = 20 × 32/30 × 32 = 640/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
9/64 = 9 × 15/64 × 15 = 135/960 - Add the two like fractions:
640/960 + 135/960 = 640 + 135/960 = 775/960 - 775/960 simplified gives 155/192
- So, 20/30 + 9/64 = 155/192
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/30+9/64 20/30+18/64 20/60+9/64 60/30+9/64 20/30+27/64 20/90+9/64 20/30+45/64 20/30+63/64