Add 56/40 and 98/90
1st number: 1 16/40, 2nd number: 1 8/90
56/40 + 98/90 is 112/45.
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,
56/40 = 56 × 9/40 × 9 = 504/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
98/90 = 98 × 4/90 × 4 = 392/360 - Add the two like fractions:
504/360 + 392/360 = 504 + 392/360 = 896/360 - 896/360 simplified gives 112/45
- So, 56/40 + 98/90 = 112/45
In mixed form: 222/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/80+98/90