Add 45/10 and 45/28
1st number: 4 5/10, 2nd number: 1 17/28
45/10 + 45/28 is 171/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
45/10 = 45 × 14/10 × 14 = 630/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
45/28 = 45 × 5/28 × 5 = 225/140 - Add the two like fractions:
630/140 + 225/140 = 630 + 225/140 = 855/140 - 855/140 simplified gives 171/28
- So, 45/10 + 45/28 = 171/28
In mixed form: 63/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+45/28 45/10+90/28 45/20+45/28 45/10+45/56 45/30+45/28 45/10+45/84 45/50+45/28 45/70+45/28