Add 48/9 and 7/40
1st number: 5 3/9, 2nd number: 7/40
48/9 + 7/40 is 661/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 9 × 40 = 360,
48/9 = 48 × 40/9 × 40 = 1920/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
7/40 = 7 × 9/40 × 9 = 63/360 - Add the two like fractions:
1920/360 + 63/360 = 1920 + 63/360 = 1983/360 - 1983/360 simplified gives 661/120
- So, 48/9 + 7/40 = 661/120
In mixed form: 561/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/9+7/40 48/9+14/40 48/18+7/40 48/9+7/80 48/9+21/40 48/27+7/40 48/9+35/40 48/45+7/40 48/9+49/40 48/63+7/40