Add 28/49 and 18/10, Solve 28/49 + 1 8/10 as a fraction

Add 28/49 and 18/10

1^st number: 28/49, 2^nd number: 1 8/10

28/49 + 18/10 is 83/35.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 49 × 10 = 490,
28/49 = 28 × 10/49 × 10 = 280/490
Likewise, for the 2nd fraction, since 10 × 49 = 490,
18/10 = 18 × 49/10 × 49 = 882/490
Add the two like fractions:
280/490 + 882/490 = 280 + 882/490 = 1162/490
1162/490 simplified gives 83/35
So, 28/49 + 18/10 = 83/35
In mixed form: 213/35

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad