Long Division Practice

This week, you will review long division, step-by-step.  The following links will help you to remember the steps, as well as provide additional practice.

Steps to Long Division

Snork's Long Division

Study Jams - Double Digit Division

Partial Quotients Strategy

Here is another strategy you can use to divide 4-digit dividends by 2-digit divisors.

Educreations - Partial Quotients

Division using Rectangle Sections

Click on the link below to view a video on using rectangle sections to divide a 4-digit dividend by a 2-digit divisor.

Show Me Division

Multiplication Strategies

Here is an anchor chart for different multiplication strategies.  We will be having an assessment this Wednesday on multiplication and division.

Food Chain Game

Enjoy showing what you know about how energy flows from one organism to another.

Food Chain Game

Multiplication Fluency

This is a great game to practice multiplication facts.  Be quick!  Be precise!

Quick Flash Multiplication

Center Activities for Multiplication

For those who still need practice with multiplication using the standard algorithm, please view the following videos.  Be sure you have your math journal to take notes and record the examples.  

Learn Zillion Standard Algorithm

Khan Academy Standard Algorithm

Standard Algorithm for Multiplication

Here is what you guys have been waiting for - the standard algorithm!  Enjoy!

Standard Algorithm

Partial Products or Expanded Notation Models for Multiplication

Another model to multiply multi-digit whole numbers is Partial Products or Expanded Notation. Watch the video below.  You will need to understand and know how to use this model in order to make an informed decision about which methods works best for you.

Partial Products

Rectangle Sections or Area Model for Multiplication

View the following video to refresh your memory of rectangle sections or area model for multiplication.

Rectangle Sections Model

Ecosystems

Here are a few Study Jams videos to begin our Ecosystems Unit.  Pay attention to the difference between ecosystems and biomes.

Ecosystems

Biomes

Multiplying Multi-Digit Whole Numbers

Today in centers, you have the opportunity to visit one or all of the following sites to practice multiplying whole numbers:

http://mrnussbaum.com/grade5standards/514-2

http://www.prongo.com/math/multiplication.html

http://www.softschools.com/math/multiplication/2_digit_multiplication/2_digit_by_2_digit_multiplication/