Add 45/5 and 7/28
1st number: 9 0/5, 2nd number: 7/28
45/5 + 7/28 is 37/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
45/5 = 45 × 28/5 × 28 = 1260/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
7/28 = 7 × 5/28 × 5 = 35/140 - Add the two like fractions:
1260/140 + 35/140 = 1260 + 35/140 = 1295/140 - 1295/140 simplified gives 37/4
- So, 45/5 + 7/28 = 37/4
In mixed form: 91/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+7/28 45/5+14/28 45/10+7/28 45/5+7/56 45/5+21/28 45/15+7/28 45/5+7/84 45/5+35/28 45/25+7/28 45/5+49/28 45/35+7/28