Add 48/45 and 9/40
1st number: 1 3/45, 2nd number: 9/40
48/45 + 9/40 is 31/24.
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,
48/45 = 48 × 8/45 × 8 = 384/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
9/40 = 9 × 9/40 × 9 = 81/360 - Add the two like fractions:
384/360 + 81/360 = 384 + 81/360 = 465/360 - 465/360 simplified gives 31/24
- So, 48/45 + 9/40 = 31/24
In mixed form: 17/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/45+9/40 48/45+18/40 48/90+9/40 48/45+9/80 48/45+27/40 48/45+45/40 48/45+63/40