Add 42/64 and 9/30
42/64 + 9/30 is 153/160.
Steps for adding 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,
42/64 = 42 × 15/64 × 15 = 630/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
9/30 = 9 × 32/30 × 32 = 288/960 - Add the two like fractions:
630/960 + 288/960 = 630 + 288/960 = 918/960 - 918/960 simplified gives 153/160
- So, 42/64 + 9/30 = 153/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/64+9/30 42/64+18/30 42/64+9/60 42/64+27/30 42/64+9/90 42/64+45/30 42/64+63/30