Dividing fractions is just about as easy; there's just one extra step. When you divide by a fraction, the first thing you do is flip-n-multiply. That is, you take the second fraction, flip it upside-down (find the reciprocal), and multiply the first fraction by this flipped fraction.1  Simplify. 2  Simplify.ultiplying fractions is easy: you multiply the top numbers and multiply the bottom numbers. For instance: When possible, you reduce. In the example above, however, nothing reduces, because 8 and 45 have no factors in common.
Sodium phosphate tablets are prescribed by the doctor doing the colonoscopy. There are two different brands, depending on which your doctor prescribes -- Visicol, a 40-tablet regimen, and Osmo-Prep, a 32-tablet regimen.
Gatorade / Miralax Prep for Colonoscopy You need to buy the following (no prescriptions are needed): 1) One 64 oz or two 32 oz bottles of Gatorade, Propel, Crystal Lite or other noncarbonated clear liquid drink (no red colors).If you have diabetes, you may use sugarâfree Gatorade.onsumption of anything other than clear liquids will impair the quality of the prep and thus impair the quality and safety of the colonoscopy. You may have clear liquids up until 6 hours prior to your procedure. Nothing by mouth for 6 hours prior to the procedure unless directed to do so.