Mindblown: a blog about philosophy.
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Inequalities
In most math problems you are trying to find the exact answer. We use the equal sign “=” to say that two things are the same. However, sometimes we just want to show that something is bigger or smaller than something else. Or maybe we just want to say that two things are not equal.…
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Basic Laws of Math
Commutative Law of Addition The Commutative Law of Addition says that it doesn’t matter what order you add up numbers, you will always get the same answer. Sometimes this law is also called the Order Property. Examples: x + y + z = z + x + y = y + x + z Here…
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Multiplying and Dividing Fractions
Three simple steps are required to multiply two fractions: Step 1: Multiply the numerators from each fraction by each other (the numbers on top). The result is the numerator of the answer. Step 2: Multiply the denominators of each fraction by each other (the numbers on the bottom). The result is the denominator of the…
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Adding and Subtracting Fractions
Adding and subtracting fractions may seem tricky at first, but if you follow a few simple steps and work a lot of practice problems, you will have the hang of it in no time. Here are some steps to follow: Check to see if the fractions have the same denominator. If they don’t have the…
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Simplifying and Reducing Fractions
One of the things you have to do at the end of most fraction problems is to simplify or reduce the fraction. When you reduce a fraction, you don’t change the actual value of the fraction, you just write it down in its simplest form. How do you know if a fraction is fully reduced?…
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Equivalent Fractions
When fractions have different numbers in them, but have the same value, they are called equivalent fractions. Let’s take a look at a simple example of equivalent fractions: the fractions ½ and 2/4. These fractions have the same value, but use different numbers. You can see from the picture below that they both have the…
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Introduction
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…
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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…
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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…
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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…
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