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Thursday, January 28, 2010

Equivalent Fractions

Super video to explain how to find equivalent fractions...

When would you use this? Adding fractions, subtracting fractions and actually the 'backwards' version of equivalent fractions is reducing fractions, and we all know that the unwritten rule in fractions is to always reduce!!

Here it is!

Addition & Subtraction of Fractions

Wow! This one is good! Serves two purposes here.

The first part of the video is excellent for showing how to add fractions with the same denominator, then it goes into subtracting fractions. He mentions that you can replay video if you need to...

Then he goes into more subtraction problems, but he includes problems with negative fractions - or rather the answer may end up negative. So, if you're OK with negative numbers, then the end of the video is great!

If you haven't done integers yet, then stop the video after the problem one-half minus one-third.

Here it is!

Order of Operations

Lest you think all I have is a song (as in previous post), here is a video where order of operations is taught, step-by-step.

Remember, you can replay it as often as you like!

Order of Operations video

That was Part I.

Here is Part II.

Order of Operations Song!

Ran across this one this morning and thought it was so cute. Yes, I said cute! Some of the other videos aren't so...cute. (Just my opinion though)

Order of Operations Song

Tuesday, January 26, 2010

Interactive Flashcards

Found some interactive flashcards!!
YEAH flashcards!!
GO flashcards!!

Here's the link:
Flashcards with Negative Numbers

You can actually practice addition, subtraction, multiplication and division. You choose which you need to practice. Even has a timer you can turn on or off. I recommend as you are practicing with integers, to turn it off first and then as it gets easier, turn it on.

Have fun with Flashcards!!

Math Car Racing

OK, found one to help with Multiplying Integers! Just at the right time, too!

Here's the link: Mr. FunBrain's MathCar Racing
Choose Medium - Multiplication

Here are the directions per the website:

How to Play:
# Outdrive FunBrain's math car by getting the highest score.
# Choose a math expression from the row (side to side) that is highlighted. FunBrain will choose from the column (up and down) that you selected.
# Win points based on how difficult the problem is.
# Stay ahead of FunBrain. The heat will be on!

I finally figured out the strategy to it by the third time, so if you don't win at first don't get discouraged. The point is to practice multiplying integers. But, here is a tip: you will want to choose from the blue highlighted row, the expression that will give you the highest positive number: but take into consideration that Mr. FunBrain will choose the expression that will give him the highest positive number from the same COLUMN that you have chosen yours from.

Don't worry - you'll get the hang of it!

Color Chips

This is a game similiar to our 'pennies' that we use in class for subtracting integers. Might take a time or two to get used to the game, but it is very similiar.

First, drag the correct positive or negative chips to the playing circle. (then click continue)
Next, drag the correct number of pos/neg combo chips to the playing circle. (click continue again)
Then, drag the positive or negative chips, depending on the problem, to the 'trash'. (click continue)
Finally, enter your answer into the blank and check!

Here is is! Color Chips

Thursday, January 21, 2010

Battleship!!

Just found another good one. Remember battleship? You have to try to sink your enemy's ships. Before you can get a hit you have to solve a one-step equation.

Battleship

Fraction Jeopardy Game

Need a fun way to review addition, subtraction, multiplication and division of fractions? This will be for you! You can play by yourself or against another person (or 2 or 3)! Make it a family game night and review/practice together!!

Fraction Jeopardy

HoopShot - One Step Equation game

Guess what I just found!!! A basketball game and practice solving one-step equations!! At just the right time!

Now - if I could just figure out how to get that basketball into the hoop!

HoopShot

Leave me a comment and let me know how you like the game...

How a Ruler is Divided into Fractions - Video

I ran across this today and thought it is wonderful. He explains how an inch is divided up and explains the fractions.

This is the preview only part of the video. Not sure what you have to do to see the rest...

when you get there, click on preview clip

Reading a Ruler

Fresh Baked Fractions!

Here's practice with finding equivalent fractions.

From game:

The word on the street is that Fraction Jackson is a dog who loves pie (pi?). If you answer 24 problems correctly, you can put your name on Jackson's list of Master Pie Bakers.

How To Play:
# FUNBRAIN will show you four fractions.
# Click on the fraction that is not equal to the others.

I tried the Hard level and they were challenging. Use paper and pencil to write them down...

Fresh Baked Fractions

Wednesday, January 20, 2010

Multiples!

Link isn't working! I'll look for another when I have more time...


This one is fun for practicing multiples! Not a flashy game, but nevertheless, it's great for 'seeing' patterns in multiples.
http://www.hsuppappserv.com/multiplecounting/multiplecounting/

Finger Calculator for Multiplication!

Here's a video to demonstrate how to use your fingers as calculator to do 6's, 7's, 8's, 9's, and 10's. However, you probably already know your 10's and won't need to use your 'finger calculator'!!
http://www.youtube.com/watch?v=_eFnzNw10Qc&feature=related

Multiplication OR Division Facts! Popping Balloons!

You get to choose whether you practice Multiplication facts or Division facts. Then choose which set of facts you need to practice 2's - 12's.

Here's the directions from the game:
The Number Invaders are descending upon the innocent inhabitants of a distant planet. Help Trevor keep the Number Invaders a safe distance away. You'll need instant recall of math facts and a steady hand to win this game!

Can you pop the balloons? I could do OK with this one, but I gotta' figure out how to make the little guy move

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

- maybe you are better at this than I am...

Leave a comment and let me know!