Add 40/28 and 6/8, Solve 1 12/28 + 6/8 as a fraction

Add 40/28 and 6/8

1^st number: 1 12/28, 2^nd number: 6/8

40/28 + 6/8 is 61/28.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56

Next, find the equivalent fraction of both fractional numbers with denominator 56
For the 1st fraction, since 28 × 2 = 56,
40/28 = 40 × 2/28 × 2 = 80/56
Likewise, for the 2nd fraction, since 8 × 7 = 56,
6/8 = 6 × 7/8 × 7 = 42/56
Add the two like fractions:
80/56 + 42/56 = 80 + 42/56 = 122/56
122/56 simplified gives 61/28
So, 40/28 + 6/8 = 61/28
In mixed form: 25/28

MathStep (Works offline)

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