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Math Review of Operations with Real Numbers
Math Review of Operations with Real Numbers 150 150 Deborah

Overview Operations with real numbers are the most familiar types in mathematics. Those numerical expressions with constants and operations include such actions as addition, subtraction, multiplication, and division.   Many algebraic…

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Multiplication and Division of Monomials
Multiplication and Division of Monomials 150 150 Deborah

Overview: Monomials can be multiplied and divided like any other algebraic expression. They can be simplified by applying the rules of exponents, if the bases are the same. It is not…

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Math Review of Commutative and Associative Properties
Math Review of Commutative and Associative Properties 150 150 Deborah

Overview:  Properties of Addition and Multiplication The commutative and associative properties of addition and multiplication are useful within operations.  Both properties help students to arrange and group numbers more effectively. …

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A Review of Math Fundamentals: Operations with Decimals
A Review of Math Fundamentals: Operations with Decimals 150 150 Deborah

Overview:  What Are Decimals? The word decimal has a Latin root that means “10”.  Any number written in base 10 (which is the numerical base that we generally use) is…

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Let’s Do a Pre-Algebra Review of Inequalities
Let’s Do a Pre-Algebra Review of Inequalities 150 150 Deborah

Overview:  What Are Inequalities? Most of the time, in order to solve problems in pre-algebra or algebra, students use equations, where number sentences are exactly equal.  However, some number sentences…

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Basica of Algebra: Order of Operations
Basica of Algebra: Order of Operations 150 150 Deborah

Overview:  A Set of Rules The order of operations refers to a set of rules that are commonly agreed upon in mathematics, so that the answer to a problem is…

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Order of Operations: PEMDAS
Order of Operations: PEMDAS 150 150 SchoolTutoring Academy

Arithmetic operations involve addition, subtraction, multiplication, division etc.  In an arithmetic operation, anything that is not a number may be an operation. Long ago, there was a lot of confusion…

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Multiplication Theorem on Probability
Multiplication Theorem on Probability 150 150 SchoolTutoring Academy

The probability of happening an event can easily be found using the definition of probability. But just the definition cannot be used to find the probability of happening of both…

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Associative, Distributive and Commutative Properties
Associative, Distributive and Commutative Properties 150 150 SchoolTutoring Academy

Associative property: Associative law states that the order of grouping the numbers does not matter. This law holds for addition and multiplication but it doesn’t hold for subtraction and division.…

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Addition of Matrices
Addition of Matrices 150 150 SchoolTutoring Academy

Addition of matrices: If two matrices A and B are of  the same order mxn, then the sum A+B is of the same order mxn and contains the elements obtained…

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