There were 2450 sheets of paper that were evenly split into 5 binders. Justine took a binder and colored on one-half of the sheets of paper. How many sheets of paper did Justine use?
2450/5 = <<2450/5=490>>490 sheets of paper
490/2 = <<490/2=245>>245 sheets of paper
Justine colored on 245 pieces of paper.
#### 245