Grade 6 Math Worksheets: Writing numbers in scientific ... Math worksheets: Write whole numbers in scientific notation Below are six versions of our grade 6 math worksheet on writing numbers in scientific notation. All numbers are whole numbers (no fractional parts) with up to 9 digits. These worksheets are pdf files. Worksheet #1 Worksheet #2 Worksheet #3 Worksheet #4 Worksheet #5 Worksheet #6 5 More