Add 25/12 and 8/70, Solve 2 1/12 + 8/70 as a fraction

Add 25/12 and 8/70

1^st number: 2 1/12, 2^nd number: 8/70

25/12 + 8/70 is 923/420.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
25/12 = 25 × 35/12 × 35 = 875/420
Likewise, for the 2nd fraction, since 70 × 6 = 420,
8/70 = 8 × 6/70 × 6 = 48/420
Add the two like fractions:
875/420 + 48/420 = 875 + 48/420 = 923/420
So, 25/12 + 8/70 = 923/420
In mixed form: 283/420

MathStep (Works offline)

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