Add 1/48 and 72/70, Solve 1/48 + 1 2/70 as a fraction

Add 1/48 and 72/70

1^st number: 1/48, 2^nd number: 1 2/70

1/48 + 72/70 is 1763/1680.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 48 × 35 = 1680,
1/48 = 1 × 35/48 × 35 = 35/1680
Likewise, for the 2nd fraction, since 70 × 24 = 1680,
72/70 = 72 × 24/70 × 24 = 1728/1680
Add the two like fractions:
35/1680 + 1728/1680 = 35 + 1728/1680 = 1763/1680
So, 1/48 + 72/70 = 1763/1680
In mixed form: 183/1680

MathStep (Works offline)

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