Add 40/4 and 5/45
1st number: 10 0/4, 2nd number: 5/45
40/4 + 5/45 is 91/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
40/4 = 40 × 45/4 × 45 = 1800/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
5/45 = 5 × 4/45 × 4 = 20/180 - Add the two like fractions:
1800/180 + 20/180 = 1800 + 20/180 = 1820/180 - 1820/180 simplified gives 91/9
- So, 40/4 + 5/45 = 91/9
In mixed form: 101/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+5/45 40/4+10/45 40/8+5/45 40/4+5/90 40/4+15/45 40/12+5/45 40/4+25/45 40/20+5/45 40/4+35/45 40/28+5/45