Operations and Fractions

Pre-Algebra Tutorial

Operations and Fractions

Intro

In this lesson we will be learning about

LEARNING OBJECTIVES Find the prime factorization. Reduce a fraction to lowest terms. Find an equivalent fraction. Graph fractions on a number line. Add and subtract fractions. Multiply and divide fractions.
Use the order-of-operations agreement with fractions.

Sample Problem

Writing a number with prime factors only

a.12

Solution

12

12=3×4
=3×4
4=2×2
answer is 4=2×2 Since 3 is already a prime we stop
factoring there. 4 is not prime so
we keep on factoring



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