Question

Write this number in Standard notation. 6.43×10^-5​

Answer 1

0.0000643

Explanation:

The exponent is -5, making it 10 to the power of negative 5. When an exponent is negative, the solution is a number less than the origin or base number. To find our answer, we move the decimal to the left 5 times: 6.43 -> 0.0000643