How to write a fraction into a decimal

Just divide the top of the fraction by the bottom, and read off the answer!

OK, so depending on the fraction, it may vary but for the example lets say it is 1/2. 1/2 is equivalent to half or .5 which is half of 1 in decimal form. the simple way to do it is put it in a calculator. so if its 12/21 then put twelve divided by 21 into the calculator.