Colorectal surgery is a field in medicine, dealing with disorders of the rectum, anus, and colon.The field is also known as proctology, but the latter term is now used infrequently within medicine, and is most often employed to identify practices relating to the anus and rectum in particular.he word proctology is derived from the Greek words ÏÏÏÎºÏÏÏ proktos, meaning anus or hindparts, and -Î»Î¿Î³Î¯Î± -logia, meaning science or study. Physicians specializing in this field of medicine are called colorectal surgeons or proctologists.
Best Answer: To add a fraction to a decimal easily, you will have to convert them both into the same form. For example if you wanted to calculate 1/2 + 1.5, you could say 1.5=3/2, so 1/2+3/2 = 4/2 = 2. Or you could say that 1/2 = 0.5, and 0.5 + 1.5 = 2.
Comparing, writing, and rounding decimals. 1  Compare two decimals to the hundredths place using fraction models. 2  Represent decimal values to the thousandths using base ten blocks. 3  Write decimals in expanded form.  Write decimals in expanded 1  notation. Compare decimals using a number line.  Represent decimal numbers on a number line.