What They Need To Know: In high school, students use a deeper understanding of mathematics to solve real-world problems. While in elementary and middle school, the math skills children need to know ...

All real-life graphs can be used to estimate or read-off values. The actual meaning of the values will depend on the labels and units shown on each axis. Sometimes: This graph shows the cost of petrol ...

Data can be presented in many ways that make it quicker and easier to read. In this section we will look at some of these ways. It is important to choose the best way to present data. A line graph can ...