Add 4/45 and 42/8
1st number: 4/45, 2nd number: 5 2/8
4/45 + 42/8 is 961/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
4/45 = 4 × 8/45 × 8 = 32/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
42/8 = 42 × 45/8 × 45 = 1890/360 - Add the two like fractions:
32/360 + 1890/360 = 32 + 1890/360 = 1922/360 - 1922/360 simplified gives 961/180
- So, 4/45 + 42/8 = 961/180
In mixed form: 561/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+42/8 4/45+84/8 4/90+42/8 4/45+42/16 12/45+42/8 4/45+42/24 20/45+42/8 4/45+42/40 28/45+42/8 4/45+42/56