Question

Convert 65,000,000 to scientific notation.

6.5 ⋅ 106
6.5 ⋅ 107
6.5 ⋅ 10−6
6.5 ⋅ 10−7

Answer 1

6.5x10^7
count the decimal places over, with the first being zero

Answer 2

In order to get the decimal point between the 6 and 5, you must shift the point 7 places left. This means that you need a 7 in the exponent for 10. Therefore, your answer is 6.5 x 10^7, or B.

Hope this helps!