Add 49/40 and 54/90
1st number: 1 9/40, 2nd number: 54/90
49/40 + 54/90 is 73/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
49/40 = 49 × 9/40 × 9 = 441/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
54/90 = 54 × 4/90 × 4 = 216/360 - Add the two like fractions:
441/360 + 216/360 = 441 + 216/360 = 657/360 - 657/360 simplified gives 73/40
- So, 49/40 + 54/90 = 73/40
In mixed form: 133/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40+54/90 49/80+54/90