Subtracting Three Digit Numbers. How to subtract three digit numbers (for example 658 - 472). 1  Place one number above the other so that the hundreds', tens' and ones' places are lined up. 2  Draw a line under the bottom number.
A: In math, a pictogram or pictograph is the use of pictures or images to present data. To make a pictogram, a table of data is constructed with an accompanying key. An example of a pictograph is one that shows how many apples are eaten by student for lunch during a 5-day week.
A Histogram is a vertical bar chart that depicts the distribution of a set of data. Unlike. Run Charts or Control Charts, which are discussed in other modules, a Histogram. does not reflect process performance over time. It's helpful to think of a Histogram. as being like a snapshot, while a Run Chart or Control Chart is more like a movie. (Viewgraph 1).