Half a pizza is the same as 3/6 of a pizza

1/3 of a pizza is the same as 2/6 of a pizza

3/6 of a pizza plus 2/6 of a pizza plus 1/6 of a pizza equals 6/6 of a pizza.

Therefore, she needs to buy one pizza because 6/6 equals 1

# Answer

1
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
TreShawn's mom needs to order pizza for her son and his two friends. She knows that TreShawn always eats 1/2 a pizza. His friend Michael eats 1/3 of a pizza and his other friend LaMar eats 1/6 of a pizza. How many pizzas does she need to order?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
1
TreShawn's mom needs to order pizza for her son and his two friends. She knows that TreShawn always eats 1/2 a pizza. His friend Michael eats 1/3 of a pizza and his other friend LaMar eats 1/6 of a pizza. How many pizzas does she need to order?
train