Add 42/8 and 1/45
1st number: 5 2/8, 2nd number: 1/45
42/8 + 1/45 is 949/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
42/8 = 42 × 45/8 × 45 = 1890/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
1/45 = 1 × 8/45 × 8 = 8/360 - Add the two like fractions:
1890/360 + 8/360 = 1890 + 8/360 = 1898/360 - 1898/360 simplified gives 949/180
- So, 42/8 + 1/45 = 949/180
In mixed form: 549/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+1/45 42/8+2/45 42/16+1/45 42/8+1/90 42/8+3/45 42/24+1/45 42/8+5/45 42/40+1/45 42/8+7/45 42/56+1/45