This image shows the following equation, worked out over five lines: First line: open bracket, eight times ten to the power of six, close bracket, times, open bracket, three point five times ten to the power of three, close bracket. Second line: equals eight times three point five times ten to the power of, open bracket, six plus three, close bracket. Third line: equals twenty-eight times ten to the power of nine. Fourth line: two point eight times ten to the power of one, times ten to the power of nine. Fifth line: two point eight times ten to the power of ten.

2.5 Working with scientific notation using the Windows calculator