13 Pre-Algebra Tutorials

These Pre-Algebra tutorials are written by experienced educators, all of whom also offer private tutoring lessons. Get the Pre-Algebra help you need, whether through these tutorials or through private tutoring lessons.

Rules For Integers in Mathematics

In mathematics, different functions have different rules and I can see a lot of students are struggling with the rules for integers. So I’ll kindly discuss the rules for each operation: + – * /

Prime Factorizations

Given the example of two numbers multiplied, we can break down the factors of both numbers to form the product made with only prime numbers. A prime number is a whole number that can only be divisible by itself and 1. Some examples of the smallest prime numbers are; 1, 2, 3, 5, and 7.…

Plan a trip

This is a practical exercise to improve math skills and get students to think about applying math to problems they will encounter in life.

Tackling negative numbers

A positive number multiplied by a negative number equals a negative number. A negative number multiplied by a negative number equals a positive number, so what’s a positive number multiplied by a negative number that’s then multiplied by another negative number? A positive number! Negative numbers could be pesky little things. But if you remember…

Multiplication of Real Numbers

What are the rules for Multiplying Real Numbers? 1. Positive x Positive = Positive 2. Negative x Negative = Positive 3. Positive x Negative = Negative 4. Negative x Positive = Negative These rules apply to all Real Numbers – Whole Numbers; Decimal Numbers; Fractions

Operation on Functions

The following are the operations on Functions: a. for the sum f+h, (f+h)(x)=f(x)+h(x) b. for the difference, (f-h)(x)=f(x)-h(x) c. for the product, (f*h)(x)=f(x)*h(x) d. for the quotient, (f/h)(x)=f(x)/h(x)

Converting Decimals to Percents

Converting Decimals to Percents

Multiplying Fractions

Multiplying Fractions

Simplifying or Reducing Fractions to Lowest Terms

Simplifying or Reducing Fractions to Lowest Terms

Rounding

To round a number, you must look at the place value that is requested and use the number to the right of that one to determine what your answer looks like.

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