Add 36/50 and 81/7, Solve 36/50 + 11 4/7 as a fraction

Add 36/50 and 81/7

1^st number: 36/50, 2^nd number: 11 4/7

36/50 + 81/7 is 2151/175.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 50 × 7 = 350,
36/50 = 36 × 7/50 × 7 = 252/350
Likewise, for the 2nd fraction, since 7 × 50 = 350,
81/7 = 81 × 50/7 × 50 = 4050/350
Add the two like fractions:
252/350 + 4050/350 = 252 + 4050/350 = 4302/350
4302/350 simplified gives 2151/175
So, 36/50 + 81/7 = 2151/175
In mixed form: 1251/175

MathStep (Works offline)

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