Basic mathematics blog

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Why Multiply before Adding when doing PEMDAS

Why multiply before adding? The common sense behind doing multiplication before addition

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Why Math is Important - Top 15 Reasons

Why math is important and why you should bother learning it especially in this day and age.

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why is math so hard ? Top 10 reasons why students struggle with math

Why is math so hard ? Top 10 reasons why you may end up believing that math is only for geniuses.

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Factoring using the Box Method

Factoring using the box method. Common pitfalls to avoid when using this method.

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Prime Factorization Calculator

Prime factorization calculator to find the prime factorization of any number

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Find Function Values

How to find function values. A few good examples to understand the concept.

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How to Test for Symmetry

How to test for symmetry - Graphs of relations can have two different types of symmetry.

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Basic Math Review Game - Math adventure!

Basic math review game - The one and only math adventure game online. Embark on a quest to solve math problems!

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Locate Points Game

Locate points game: Use your ship in space. A fun way to locate points on the coordinate system

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Definition and Equation of a Parabola

Equation of a parabola - definition, examples, and proof. Derive the equation of a parabola

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Distance between a Point and a Line - Formula, proof, and Examples

The easy way to find the distance between a point and a line. Learn how to derive the formula the easy way

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Fractions - Basic Mathematics

Learn about equivalent, benchmark, multiplying, dividing, adding and subtracting fractions

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Angle between two Lines - Definition, Formula, and Examples

What is the angle between two lines? The angle between two straight lines is ...

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Inclination of a Line - Definition, Proof, and Examples

what is the inclination of a line ? The inclination of a line with slope m is ...

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How to Derive the Equation of an Ellipse Centered at the Origin

Learn how to derive the equation of an ellipse when the center of the ellipse is at the origin.

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Converse of a Conditional Statement -Definition and Examples

What is the converse of a conditional statement ? The converse of a conditional is ...

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Truth Value of a Conditional Statement

Learn how to determine the truth value of a conditional statement

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Definition of Conditional Statement and examples

What is a conditional statement? A conditional statement, also known as if-then statement, is ...

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Angle Bisector Theorem

Learn about the angle bisector theorem and how to use it to solve geometry problems

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Angle Bisector -Definition and Examples

What is an angle bisector ? An angle bisector is an angle that ...

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Place Value Word Problems with Solutions

Hey! Where did you find these interesting place value word problems?

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Multiplying Integers Word Problems

Explore a few examples of word problems when multiplying integers

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Place Value Chart with Examples

A place value chart that will help students learn the value of each digit in a number.

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What is a Deficient Number ? Definition and Examples

In number theory, a deficient number is a number where the sum of its ..

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The Density Property of Real Numbers

What is the density property? The density property is a property of real numbers that says...

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What is a Perpendicular Bisector ? Definition and examples

What does perpendicular bisector mean in geometry ? In geometry, a perpendicular bisector of a segment or triangle is ...

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Ratio Word Problems with Answers

Learn how to solve some interesting ratio word problems.

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What is the Cavalieri's Principle ?

The cavalieri's principle is a theorem states that if two or more figures have the same cross-sectional ...

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Define Locus in Geometry

Here is how to define locus in geometry. A locus is the set of points ...

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Proof that There is no Rational Number Whose Square is 2

There is no rational number whose square is 2. An easy to follow proof by contraction.

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What is Orthographic Drawing

Lesson about orthographic drawing and examples. An orthographic drawing is

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Printable Algebra Worksheets with Answers

A wide variety of algebra worksheets that teachers can print and give to students as classwork or homework.

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Military Time Converter ( The 24 Hour Clock! )

This is the best military time converter online. Convert from standard time to military time and from military time to standard time.

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How to Find the Radius of a Circle when Circumference is Given

Learn how to find the radius of a circle when the circumference of the circle is known or given

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Free Printable Geometry Worksheets

A wide variety of geometry worksheets that teachers can give to students as classwork or homework.

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How much money Ana has all together?

Ana found a 15 dollar bill on the floor on Saturday. Then on Sunday her parents gave her 155 dollars. How much does Ana have all together? CLUE: Saturday~15

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A test word problem

A multiple-choice test contains 25 questions. Correct answers are worth 4 points each; 2 points are deducted for each wrong answer; and unanswered questions

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Solve a simple system with five equations

The sum of four numbers a, b, c, and d is 68. If we increase a by 7, we get x. If we increased b by 8, we get x. If we decrease c by 15, we get 2x.If we

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Pizza and Fraction

3 friends share 4/5 of a pizza. what fraction of pizza does each person get? The amount to share is 4/5 Since the amount will be shared between 3 friends,

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A Tricky Percentage Math Problem

If someone wants to make $10.00 when selling an item and I get 40%. How much do I need to add to $10.00? It's not coming out when I add 40% to 10.00.

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Advanced Algebra for High School Math and College Math

Learn advanced algebra online. Topics include exponential and logarithmic functions, algebra proofs, tough algebra word problems

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A subtraction word problem with apples

Karla brings 15 apples to school. She gives away 9 apples. How many apples does Karla have left? Karla will have 15 - 9 apples = 6 apples Karla has

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Children and the Apples Word Problem

Once upon a time, there was a family of children. The oldest of these children was in charge of making sure that each of the other children did what

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Solve a system of linear equations to find the cost of a cd

Andrew had $93.00. With this money, he could buy 3 CDs and 4 books. However, he bought only 2 CDs and 3 books and had $27.00 left. What was the cost

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How to Find the Cost to Rent Bikes

The cost to rent a bike for 1 person under age five is 3£ and 5.50£ for anybody over age five. Calculate the cost to rent 7 bikes if 4 people are under

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Recent Articles

  1. Why Multiply before Adding when doing PEMDAS

    Oct 02, 19 04:34 PM

    Why multiply before adding? The common sense behind doing multiplication before addition

    Read More

New math lessons

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Math quizzes

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Scientific Notation Quiz

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Tough algebra word problems

Tough Algebra Word Problems.

If you can solve these problems with no help, you must be a genius!

Recent Articles

  1. Why Multiply before Adding when doing PEMDAS

    Oct 02, 19 04:34 PM

    Why multiply before adding? The common sense behind doing multiplication before addition

    Read More

K-12 math tests


Everything you need to prepare for an important exam!

K-12 tests, GED math test, basic math tests, geometry tests, algebra tests. 

Real Life Math Skills

Learn about investing money, budgeting your money, paying taxes, mortgage loans, and even the math involved in playing baseball.