Add 48/21 and 4/18, Solve 2 6/21 + 4/18 as a fraction

Add 48/21 and 4/18

1^st number: 2 6/21, 2^nd number: 4/18

48/21 + 4/18 is 158/63.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 21 × 6 = 126,
48/21 = 48 × 6/21 × 6 = 288/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
4/18 = 4 × 7/18 × 7 = 28/126
Add the two like fractions:
288/126 + 28/126 = 288 + 28/126 = 316/126
316/126 simplified gives 158/63
So, 48/21 + 4/18 = 158/63
In mixed form: 232/63

MathStep (Works offline)

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