Add 90/9 and 1/40
1st number: 10 0/9, 2nd number: 1/40
90/9 + 1/40 is 401/40.
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,
90/9 = 90 × 40/9 × 40 = 3600/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
1/40 = 1 × 9/40 × 9 = 9/360 - Add the two like fractions:
3600/360 + 9/360 = 3600 + 9/360 = 3609/360 - 3609/360 simplified gives 401/40
- So, 90/9 + 1/40 = 401/40
In mixed form: 101/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+2/40 90/18+1/40 90/9+1/80 90/9+3/40 90/27+1/40 90/9+5/40 90/45+1/40 90/9+7/40 90/63+1/40