1. He left the center, went back to his laboratory and used a desktop calculator instead.

2. The value calculator shows that there may be other promotional offers.

3. For most people, either calculator should have what you need.

4. One of my kids is in calculus and uses a real scientific calculator on a daily basis.

5. A calculator will be allowed only on certain math questions, instead of on the entire math portion.

6. You know, the ones with the calculator built in.