# Basic Math

### How to Memorize the Multiplication Table

If you have trouble multiplying numbers,...

### How to Calculate Percentages

Calculating percentages can be an easy task. There are numerous percentage calculators onl...

### How to Subtract Numbers

Subtraction is usually the second operation you discover, and it’s not much harder t...

### How to Add, Subtract, Multiply, and Divide with Un

Anything that can be counted is a unit. Because you can count units, this means that you c...

### How to Borrow When Subtracting

Sometimes, when you are subtracting larg...

### How to Add and Subtract on the Number Line

You can use the number line to demonstrate simple addition and subtraction. These first st...

When you want to add large numbers, you...

### How to Round Numbers

Rounding numbers makes long numbers easier to work with. Here you will learn how to round...

### How to Multiply with the Number Line

Suppose you start at 0 and circle every other number on a number line, as shown in the bel...

### How to Divide Numbers on the Number Line

You can use the number line to divide. For example, suppose you want to divide 6 by some o...