Bank account A has $750.92, and Bank
account B has $675.44. Account A changes by
- 216.38 dollars, and account B changes by
-168.49 dolllars. Which account has a greater
balance? Explain.

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?