Question

Scientific Notation
Rewrite Scientfic Notation
5.5 × 102 − 3.9 × 10-1

Answer 1

What do you think is the first step to solving this?

Answer 2

counting zeros

Answer 3

The first step is to get the exponents the same, what you have to do is determine the number by which to increase the smaller exponent to where it is equal to the larger exponent

Answer 4

How can you make the exponent -1 a 2?

Answer 5

add zeros

Answer 6

You need to add something to -1 to change it to 2 and then do not forget to move the decimal in that problem once you do.

Answer 7

ok now what

Answer 8

You can then subtract the coeffcients