5th GRADE MATH

Click on a main topic for further description.   Mathematical Reasoning Numbers and Numeration Operations Modeling/Multiple   Representation Measurement Uncertainty Miscellaneous Math Sites

Mathematical Reasoning

Word problems
Types and Tips--a list of ways to solve word problems
http://jhsmath.homestead.com/Types.html

Math for Kids; A Medieval Adventure in Problem-solving -- two fourth graders made this site.  It contains several word problems that you can solve. It also goes through the steps to solve each problem.
http://tqjunior.thinkquest.org/4471/

Practice some story problems at this site. You choose whether you want addition, subtraction, multiplication, or division.
http://school.discovery.com/homeworkhelp/webmath/storyproblems.html

Numbers and Numeration

Exponents
The Math Forum--questions and answers about exponents
http://mathforum.org/dr.math/tocs/exponent.middle.html

What are exponents?  Dr. Math will tell you here:
http://mathforum.org/dr.math/problems/thilpert.8.8.96.html

Exponent Game:  Click on this site.  Then click on "exponents" in the box on the left and begin the game!
http://www.scienceacademy.com/BI/
 

Simplest form of a fraction
Click on this site if you need to review how to reduce fractions
http://www.superkids.com/aweb/tools/math/fraction/reducing/howto.sht
 

Change improper fractions to mixed numbers and vice versa
If you need to know how to change improper fractions to mixed numbers, check out this site.  It has an explanation and a game to play to test your skill.
http://www.aaamath.com/fra57c-fract2mixedld.html

If you need to know how to change mixed numbers to improper fractions, check out this site.  It has an explanation and a game to play to test your skill.
http://www.aaamath.com/fra57c1-mixed2fractld.html
 

Convert common fractions to decimals
Do you need to learn how to change a fraction to a decimal?  This site will explain it and let you practice your skill with a game.
http://www.aaamath.com/fra71a-fract2deci.html
 

Simple ratios, proportions and percents
Ratios
If you need to know how about ratios? This site will explain it and let you play a game to test your skill.
http://www.aaamath.com/rat62a-ratios.html
 

Factors and multiples of a number
Greatest common factor  (GCF)
How do I find the greatest commom factor (GCF)? Check this site to learn!
http://www.aaamath.com/fra66g-grt-com-fac.html

Least common multiple  (LCM)
Do least common multiples have you confused?  This site explains them.  You can also play a game to test your knowledge.
http://www.aaamath.com/fra66i-lcm.html
 
 

Operations

Add, subtract, multiply and divide whole numbers and decimals
Check your addition, subtraction, multiplication, and division facts with this game you can play online.
http://www.lizardpoint.com/math/mult-online.html

Check your knowledge of basic facts!  Play this game using flashcards!
http://www.allmath.com/flashcards.asp?firstcall=false

Another site where you can play a game to check your knowledge of basic facts
http://www.meganova.com/megakids/flash.htm
 

Add, subtract, multiply and divide fractions
How to add fractions with common denominators--click on this site for a review on this topic.
http://www.superkids.com/aweb/tools/math/fraction/commond/add.shtml#common

How to add fractions with different denominators--click on this site for a review on how to create common denominators.
http://www.superkids.com/aweb/tools/math/fraction/commond/add.shtml#create
 

Order of operations
Need some help remembering the order of operations?  Choose one of these sites to help you.
http://amby.com/educate/ord-op/
http://www.mathgoodies.com/lessons/vol7/order_operations.html
http://www.math.com/school/subject2/lessons/S2U1L2GL.html
 
 

Modeling/Multiple Representation

Make and compare graphs:
    Circle Graph:
        http://www.mathleague.com/help/data/data.htm#piecharts

  Line Graph:
     http://www.mathleague.com/help/data/data.htm#linegraphs

Basic symmetry
This site gives a basic description of how to figure out basic symmetry
http://www.manatee.k12.fl.us/sites/elementary/palmasola/arctic9.htm

Here is a worksheet so you can practice symmetry
http://www.manatee.k12.fl.us/sites/elementary/palmasola/arctic11.htm
 
 

Measurement

Metric and US standard units
US/Metric Conversion Tables - this table is very user-friendly.  It tells you how to convert from one measurement system to the other.
http://www.allmath.com/metrictable.asp

Basic Measurement: Length in US standard units--the chart, a printable worksheet, and the answers
http://www.dositey.com/worksheet/length.htm

Adding length units--gives the procedure, a printable worksheet, and the answers.
http://www.dositey.com/worksheet/length3.htm

Time Units: Hour, Minute, Second -- gives the procedure, a printable worksheet, and the answers.
http://www.dositey.com/worksheet/timeunit.htm

Perimeter and area
Perimeter -- this site explains how to figure out perimeter
http://www.mathleague.com/help/geometry/area.htm#perimeter

Circumference, diameter and radius
This site calculates the area, diameter and circumference of a circle.
http://www.coolmath.com/calculators/circle.htm

Acute, obtuse and right angles
Acute angles --this site gives the definition and some examples of actute angles
http://www.mathleague.com/help/geometry/angles.htm#acuteangles

Obtuse angles --this site gives the definition and some examples of obtuse angles
http://www.mathleague.com/help/geometry/angles.htm#obtuseangles

Right Angles -- this site gives the definition and some examples of right angles
http://www.mathleague.com/help/geometry/angles.htm#rightangles
 

Mean, median, and mode
This site will explain mean median and mode.  It also gives you a few sets of numbers to practice with. (Mean starts about half way down the page--you'll have to scroll down.)
http://www.manatee.k12.fl.us/sites/elementary/palmasola/mathlabtutstat1.htm

Mean -- this site gives the definition and explains how to calculate the mean
http://www.mathleague.com/help/data/data.htm#mean

Median --this site gives the definition and explains how to calculate the median
http://www.mathleague.com/help/data/data.htm#median

Mode -- this site gives the definition and explains how to calculate the mode
http://www.mathleague.com/help/data/data.htm#mode

Uncertainty

Relate rounding skillls to estimation
Determine when to estimate
Need some help learning how to round and estimate?  This website will tell you how. The "workout" section lets your practice your skill.
http://www.math.com/school/subject1/lessons/S1U1L3GL.html

Challenge yourself to a rounding game on Funbrain.com. It includes both whole numbers and decimals.  Which level did you try?
http://www.funbrain.com/tens/

Practice your rounding skills with this game that you play on your computer.
http://www.aplusmath.com/Flashcards/rounding.html
 
 

Miscellaneous Math Sites

Math Glossary
http://www.allmath.com/glossary.asp
 

Math Challenge
You know you are smart, but would you like to show off a little bit? Solve our monthly Math Challenge problems, send your solutions and we will publish the most original and best worded solution, as well as the name/nickname of the best solver and his/her short bio. We will publish also the names/nicknames of the next 2 best problem solvers.
http://www.dositey.com/problems/mathchall58.html
 

CoolMath.com was designed for the pure enjoyment of mathematics.  This site includes games, calculators and fun!
http://www.coolmath.com/home.htm
 

Brain Booster problems
Would you like to challenge your thinking power?  Try this site to boost your brain power.
http://school.discovery.com/brainboosters/
 

Homework Help from the Discovery Channel
Need help with your math homework?  Try this site!
http://school.discovery.com/homeworkhelp/webmath/
 

Homework Help from Math.com
There are lots of topics on this site, so if you can’t remember what you learned, try it!
http://www.math.com/students/homework.html
 

Brain Teasers for grades 5/6 and 7/8
A new BrainTeaser is posted each Wednesday for each grade-range. Solutions are posted a week later.
http://www.eduplace.com/math/brain/