ALEKS Math Formulas
Preparing for the ALEKS Math test? First and foremost, you should understand that
the ALEKS
Math test provides math formulas for some questions so that you may focus on
application
,
rather than the
memorization
, of formulas.
H
owever, the test does not provide a list of all
Mathematics formulas that will be required to know for the test. This means that you will need
to be able to recall many math formulas on the ALEKS.
Below you will find a list of all Math formulas you MUST have learned before test day, as well
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How to prepare for ALEKS Math
ALEKS Math Worksheets
The Ultimate ALEKS Math Course
as some explanations for how to use them and what they mean. Keep this list around for a
quick reminder when you forget one of the formulas.
Review them all, then take a look at the math topics to begin applying them!
The Absolute Best Book to Ace the ALEKS Math Test
Mathematics Formula Sheet
Place Value
The value of the place, or position, of a digit in a number.
Example: In 456, the 5 is in “tens” position.
ALEKS Math for Beginners: The Ultimate Step by Step Guide to
Preparing for the ALEKS Math Test
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Fractions
A number expressed in the form
Adding and Subtracting with the same denominator:
Adding and Subtracting with the different denominator:
Multiplying and Dividing Fractions:
Comparing Numbers Signs
Equal to
Less than
Greater than
Greater than or equal
Less than or equal
Rounding
Putting a number up or down to the nearest whole number or the nearest hundred, etc.
Example: 64 rounded to the nearest ten is 60 , because 64 is closer to 60 than to 70.
Whole Number
The numbers

Estimates
Find a number close to the exact answer.
Decimals
Is a fraction written in a special form. For example, instead of writing
you can write
.
Mixed Numbers
A number composed of a whole number and fraction. Example:
Converting between
improper fractions and mixed numbers:
Factoring Numbers
Factor a number means to break it up into numbers that can be multiplied together to get the
original number. Example:
Divisibility Rules
Divisibility means that you are able to divide a number evenly. Example: 24 is divisible by 6,
because
Greatest Common Factor
Multiply common prime factors
Example:
GCF
Least Common Multiple

Check multiples of the largest number
Example: LCM (200, 60): 200 (no),
400 (no), 600 (yes!)
Integers
Includes: zero, counting numbers, and the negative of the counting numbers
Real Numbers
All numbers that are on number line. Integers plus fractions, decimals, and irrationals
etc.) (
, etc.)
Order of Operations
PEMDAS
(parentheses / exponents / multiply / divide / add / subtract)
Absolute Value
Refers to the distance of a number from , the distances are positive as absolute value of a
number cannot be negative.