Add 15/5 and 18/64
1st number: 3 0/5, 2nd number: 18/64
15/5 + 18/64 is 105/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
15/5 = 15 × 64/5 × 64 = 960/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
18/64 = 18 × 5/64 × 5 = 90/320 - Add the two like fractions:
960/320 + 90/320 = 960 + 90/320 = 1050/320 - 1050/320 simplified gives 105/32
- So, 15/5 + 18/64 = 105/32
In mixed form: 39/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5+18/64 15/5+36/64 15/10+18/64 45/5+18/64 15/5+54/64 75/5+18/64 15/5+90/64 15/25+18/64 15/35+18/64