Gone are the days of math problems where you just write your answer. Showing work and explaining your answer are key components in math, as the process of solving is as important as the product. Below is a question from Book 2 of the 2007 7th grade exam (click to enlarge):
How technology might help…
Students have workbooks and other materials with practice problems, and regularly work on them.
Students use interactive whiteboard to write their solutions to problems, teacher shares with class and posts online.
Teacher posts sample problems in WITS discussion forum, students post their responses, and engage in analysis of all responses.
Question 35. Mathematics Test Book 2 March 12-17, 2007. 8 October 2008. http://www.nysedregents.org/testing/mathei/07exams/gr7bk2.pdf