Add 3/28 and 45/10
1st number: 3/28, 2nd number: 4 5/10
3/28 + 45/10 is 129/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
3/28 = 3 × 5/28 × 5 = 15/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
45/10 = 45 × 14/10 × 14 = 630/140 - Add the two like fractions:
15/140 + 630/140 = 15 + 630/140 = 645/140 - 645/140 simplified gives 129/28
- So, 3/28 + 45/10 = 129/28
In mixed form: 417/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28+45/10 3/28+90/10 3/56+45/10 3/28+45/20 9/28+45/10 3/84+45/10 3/28+45/30 15/28+45/10 3/28+45/50 21/28+45/10 3/28+45/70