Question

The distance from the Earth to Saturn averages 886 million (886,000,000) miles. Write this number in scientific notation.

Answer 1

8.86×10⁸

Explanation:

The most significant digit of the number is in the hundred millions place. The exponent of 10 associated with that number place is 8, so the multiplier in scientific notation is 10^8.

Scientific notation

The significant digits of the number are written with one of them to the left of the decimal point. The power of ten multiplier is that associated with the place value of the most-significant digit.

886 million = 8.86×10⁸