What is a fraction? A fraction represents part of a whole. When something is broken up into a number of parts, the fraction shows how many of those parts you have. Pictures of Fractions Sometimes the best way to learn about fractions is through a picture. See the pictures below to see how the whole… Continue reading Introduction
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Tables 10 to 20
Table of 11 11 x 1 = 11 11 x 2 = 22 11 x 3 = 33 11 x 4 = 44 11 x 5 = 55 11 x 6 = 66 11 x 7 = 77 11 x 8 = 88 11 x 9 = 99 11 x 10 = 110 Table of… Continue reading Tables 10 to 20
Table 1 to 10
Table of 1 1 x 1 = 1 1 x 2 = 2 1 x 3 = 3 1 x 4 = 4 1 x 5 = 5 1 x 6 = 6 1 x 7 = 7 1 x 8 = 8 1 x 9 = 9 1 x 10 = 10 Table of… Continue reading Table 1 to 10
Multiplying and Dividing Decimals
Multiplying Decimals If you already know how to multiply, then multiplying decimals will be easy, there is just one extra step you need to take. First, you multiply the numbers just like normal, as if the decimal point wasn’t there. Next, you need to add in the decimal point to the answer. This is the… Continue reading Multiplying and Dividing Decimals
Decimals Place Value
Summary We use decimals as our basic number system. The decimal system is based on the number 10. It is sometimes called a base-10 number system. There are other systems that use different base numbers, like binary numbers which use base-2. Place Value One of the first things to learn about decimals is the place… Continue reading Decimals Place Value
Adding and Subtracting Decimals
Adding Decimals When adding numbers with decimals the most important thing is to line up the decimal points of the numbers you are adding. If you do this, adding decimals is just like normal adding. Here are some simple steps you can follow: Write down the numbers vertically just like you would normally for addition.… Continue reading Adding and Subtracting Decimals
Picture Graphs
Skills Needed Basic Graphing Percentages Multiplication Addition Picture Graphs Picture graphs are a way to show data and make it easier to read. If we just look at a bunch of numbers on a list or spreadsheet a lot of times it just looks like a bunch of numbers. However, if we can graph the… Continue reading Picture Graphs
Mean, Median, Mode and Range
Skills needed: Addition Multiplication Division Data Sets When you get a big set of data there are all sorts of ways to mathematically describe the data. The term “average” is used a lot with data sets. Mean, median, and mode are all types of averages. Together with range, they help describe the data. Definitions: Mean… Continue reading Mean, Median, Mode and Range
Surface Area of a Cone
What is a cone? A cone is a type of geometric shape. There are different kinds of cones. They all have a flat surface on one side that tapers to a point on the other side. We will be discussing a right circular cone on this page. This is a cone with a circle for… Continue reading Surface Area of a Cone
Surface Area of a Cylinder
What is a cylinder? There are different kinds of cylinders. On this page we will be discussing the most simple form where the cylinder looks like a tube or a soup can with two circles at each end that are the same size and parallel. Terms of a Cylinder In order to calculate the surface… Continue reading Surface Area of a Cylinder