# How much are 2x10?

Your question is not specific and worded well. Please try to reword it so members can easily answer your question. You might be asking 2 x 10. 2 x 10= 20.

### Does 2 plus 2 equals 5 in a scientific notation?

No. Scientific notation is a way of expressing very large or very small digits as factors of ten (a sort of numeric abbreviation). Ie: 2x10^8 (two times ten to the eighth power) is the same as 2x10x10x10x10x10x10x10x10, or 200000000, or conversely 2x10^-8 (two times ten to the negative 8th) is .000000002 A number in scientific notation does not change the way the math is performed. Addition, subtractio, multiplication and division will still give the same…