Measurements and Equations to commit to memory!  Once you get these down, you can convert recipes and make grocery lists in a flash.

1 Gallon = 4 quarts = 8 pints = 16 cups = 128 oz.1 Quart = 2 pints = 4 cups = 32 oz.
1 Pint = 2 cups = 16 oz.
1 Cup = 8 oz. = 16 Tablespoons
1 Tablespoon = 3 teaspoons = .5 fluid ounces
1 Pound = 16 ounces.