Add 28/7 and 5/32, Solve 4 0/7 + 5/32 as a fraction

Add 28/7 and 5/32

1^st number: 4 0/7, 2^nd number: 5/32

28/7 + 5/32 is 133/32.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 32 is 224

Next, find the equivalent fraction of both fractional numbers with denominator 224
For the 1st fraction, since 7 × 32 = 224,
28/7 = 28 × 32/7 × 32 = 896/224
Likewise, for the 2nd fraction, since 32 × 7 = 224,
5/32 = 5 × 7/32 × 7 = 35/224
Add the two like fractions:
896/224 + 35/224 = 896 + 35/224 = 931/224
931/224 simplified gives 133/32
So, 28/7 + 5/32 = 133/32
In mixed form: 45/32

MathStep (Works offline)

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