Add 40/64 and 9/30
40/64 + 9/30 is 37/40.
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,
40/64 = 40 × 15/64 × 15 = 600/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
9/30 = 9 × 32/30 × 32 = 288/960 - Add the two like fractions:
600/960 + 288/960 = 600 + 288/960 = 888/960 - 888/960 simplified gives 37/40
- So, 40/64 + 9/30 = 37/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/64+9/30 40/64+18/30 40/64+9/60 40/64+27/30 40/64+9/90 40/64+45/30 40/64+63/30