In hopes of helping students feel more comfortable with numbers, I’ve decided to post some videos about divisibility. Here is the first of these videos, on the divisibility rules for 2, 5, and 10.
Archive | Greater and Less
Once students learn about negative numbers and absolute value, the concept of greater and less becomes a bit “cloudy.” What was once clear is now “muddied.” But there is an easy way for students to tell which of two numbers is greater and which is less. That method involves looking at the numbers on the […]