Add 60/45 and 18/40
1st number: 1 15/45, 2nd number: 18/40
60/45 + 18/40 is 107/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
60/45 = 60 × 8/45 × 8 = 480/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
18/40 = 18 × 9/40 × 9 = 162/360 - Add the two like fractions:
480/360 + 162/360 = 480 + 162/360 = 642/360 - 642/360 simplified gives 107/60
- So, 60/45 + 18/40 = 107/60
In mixed form: 147/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+36/40 60/90+18/40 60/45+18/80 60/45+54/40 60/45+90/40