The @import rule allows you to include external style sheets in your document. It is a way of creating a style sheet within your document, and then importing additional rules into the document. To use the @import rule, type: @import url(import1.css);
Math: 1st Grade. 1st graders continue to develop their addition and subtraction skills, gaining a deeper understanding of the concepts as they practice and gain mastery of these skills. In many classes, math tools and manipulatives, such as blocks, tiles, and different shapes are used to help students practice math using concrete, visible objects.
Math. Algebra and geometry help you succeed on college entrance exams and in college math classes. Take them early, so you'll have time for advanced science and math, which will help show colleges you're ready for higher-level work. Most colleges want students with three years of high school math.