Montana colleges say they are making it cheaper and easier for high school students to take some college classes, the Associated Press reports. The Montana University System says the dual-enrollment program allows qualified students to take college level classes for credits that can apply toward both their high school diploma and a college degree. Online courses are also available at the Montana Digital Academy. Superintendent of Public Instruction Denise Juneau says every high school student should consider the opportunity. She says it makes college more affordable, while also offering a new challenge…