Scientific notation is a common way of writing very large numbers. in everyday life we
see this when dealing with cell phone storage. if a phone has 10 gigabytes of hard drive
space that means that it has 10x10' bytes of space. a megabyte is 1x10 bytes.

1. if our phone with 10 gigabytes of free storage downloads a game that takes of 76
megabytes, how much free storage is left?

2. describe the process of subtracting numbers in scientific notation and give the
solution.

3. discuss other place we frequently see scientific notation in real life?