Daily Archives: September 20, 2006

Pre-Algebra: Chapter 2-2 Coordinate systems are today’s agenda. First, we plot the x and then the y axes values. Where the 2 axes intersect is at (0,0) or the ORIGIN. The x axis goes left to right or right to … Continue reading →

Pre-Algebra: Chapter 2-1 Yesterday, Tuesday, September 19. The absolute value of a number is the number’s distance from the 0 on the number line. Absolute value is denoted by these | -4| vertical bars. So, the |-4| = 4 units … Continue reading →