# Unit 4

## CRCT is coming

The CRCT is coming, but you will be prepared with these links, games, videos, and reveiws on this page.

## Algebra Substitution

This section is all about finding the answers to problems by substituting values for variables. Here is a review site. http://www.mathsisfun.com/algebra/substitution.html Think you go it? Now take the quiz http://www.brainpop.com//math/algebra/equationswithvariables/quiz/

## Writing Expressions

Time to test your knowledge at writing expressions! Go here to play a review game http://www.math-play.com/Algebraic-Expressions-Millionaire/algebraic-expressions-millionaire.html

## Algebra Word Problems with Addition and Multiplication

Algebra time! Go here to test your adding with algebra skills http://www.mathplayground.com/wangdoodles.htmlGo here to test your multiplyng with algebra skills http://www.mathplayground.com/algebra_puzzle.htmlIf you are not understanding it, click here http://www.mathsisfun.com/algebra/introduction-multiply.html

## Rate and Ratios!

http://www.mathplayground.com/ASB_RatioBlaster.html

## Writing Inequalities from word problems

< & >. That's them! Click here to watch a video http://mathflix.luc.edu/NCTM_cat/Algebra/Inequalities_Graphing/941028/IntroInequalitPt1_/index.htmlReady for some games? Go to this link: http://www.xpmath.com/forums/arcade.php?do=play&gameid=87#.UXCnrMoYlRoIf you&apos;re having trouble, go to this site: http://www.mathsisfun.com/algebra/inequality-solving.html

## Solving Algebra Tables

Time to Solve! Clik below to watch a video.