Subject :IMO Class : Class 4

Suhasi bought 2^{1}/_{3}kg tomatoes and 3^{2}/_{9}kg potatoes. How much weight did she carry home?

A2^{3}/_{9}kg

B5^{5}/_{9}kg

C5^{4}/_{9}kg

D4^{2}/_{9}kg

how we can solve this.The method ?