Short for HyperText Markup Language, the authoring language used to create documents on the World Wide Web. HTML is similar to SGML, although it is not a strict subset. HTML defines the structure and layout of a Web document by using a variety of tags and attributes.
Formal operational thought is the type of cognitive activity that occurs within the titular formal operational stage as articulated by Piaget's theory of cognitive development. According to Piaget, the formal operational stage begins at around age eleven.
The order that we use to simplify expressions in math is called the order of operations. The order of operations is the order in which we add, subtract, multiply or divide to solve a problem. Order of Operations Steps. The steps we use to solve any mathematical expression are: Simplify all of the parentheses. This includes all forms of grouping symbols, such as brackets and braces, in addition to parentheses. Simplify all exponents. Simplify all multiplication and division from left to right.