1. Math Corner-Monday Show your thinking. I have read 134 pages of the 512 pages of my book. About how many more pages must I read to reach the middle?

2. Math Corner-Tuesday Show your thinking. A mystery number has 5 digits. There is a 4 in the ten thousands place. None of the other digits is a 4. What is the smallest number that this mystery number can be?.

3. Math Corner-Wednesday Show your thinking. Ron and Amanda collected 497 buttons, but they used 177 of them while fixing some jackets. About how many buttons do they have now?

4. Math Corner-Thursday Show your thinking. There are 245 students in a school. A cab can take 50 students. How many cabs are need to take all the 245 students?

5. Math Corner-Friday Show your thinking. Ellen wanted to buy the following items: A DVD player for $49.95, a DVD holder for $19.95 and a personal stereo for $21.95. Does Ellen have enough money to buy all three items if she has $90 with her?