# Express the number 0.000723 in specific notation?

7.23x10^-4. Move the decimal place to the right. The number of times you move the decimal is the same number as the exponent.

### How the use of scientific notation?

Scientific notation is used to express very large or very small numbers. instead of writing 15,000,000, you can express the same number by writing it as 1.5 * 107 or, you could express the very small number .00000015 as 1.5 * 10-7 to express a number in scientific notation, simply place a decimal point after the first number (in a large number) or before the last number (in a very small number) and multiply by…

### How do you demonstrate mathematical skills in the use of scientific notation and significant digits?

### What is the advantage of using scientific notation to express numbers that are very small and large?

### What is the scientific notation for 247?

To express a number in scientific notation you first have to divide that number by a power of 10 such that the greatest place value digit is units. In this case we can divide by 100 to get 2.47. The next step is to take the power of 10 we used (in this case 100, or 102) and write it along side the number as a multiplication. Thus, 247 in scientific notation is 2.47x102

### How are numbers measurement express in scientific notation?

from google : To write a number in scientific notation: Put the decimal after the first digit and drop the zeroes. In the number 123,000,000,000 The coefficient will be 1.23 To find the exponent count the number of places from the decimal to the end of the number. In 123,000,000,000 there are 11 places. Therefore we write 123,000,000,000 as: