multiply 256.7 to 2.56 x 10-2

Answer 1

To multiply 256.7 by 2.56 x 10^-2, you can multiply the numbers together first and then multiply the powers of 10.

256.7 x 2.56 = 658.912

To multiply the powers of 10, add the exponents:

10^-2 x 10^0 = 10^-2+0 = 10^-2

So, the result is 658.912 x 10^-2 or 6.58912 x 10^-1.