Four situations are demonstrated and modeled for fraction understanding.

Math 4.1.2.1 Representing Fractions

We help Lenny and Amy find the area of a kitchen and a puppy pen.

Math 4.3.2.3 Understand Area

Jump Rope for Heart and do some mathematics.  Leo has collected a lot of money, but he wants to share with his classmates.  Find out how he figures out how to share evenly.

Math 4.1.1.6 Part 3

Zach goes to the toy store and spends a lot of money.  Does he have any left?

Math 4.1.1.6 Part 2

This video provides context for and solves a division problem.

Math 4.1.1.6 Marbles

How long did that party last?  When did each wave of guests show up.  Watch this video to explore finding elapsed time using two different strategies and a timeline.

Math 4.4.1.1 Elapsed Time: Timeline

How long until my birthday?  That is a relative questions.  Would you like that in days, weeks or months?  Maybe you would even like your answer in hours.  Watch this video to see how it is done.

Math 4.1.1.2 Calendar

This movie explores going back and forth between milliliters and liters as well as grams and kilograms.  See when and why you might use each unit of measurement.

Math 4.1.1.2 Milliliters, Liters, Grams Kilograms

Mr. Peine decides to measure the Lego guy that a former student gave to him last year.  He uses metric measurements.

Math 4.1.1.2 Metric Measuring Multiply by 10, 100 and 1,000

We do some quick operations work using a calculator to try to get our minds around how big a customary ton really is.

Math 4.1.1.3 A Ton

Eddie wanted to know how tall the ceiling was in feet, inches and yards.  This took some math to figure out.  See how Mr. Peine does it.

Math 4.1.1.3 Converting Measurments

Mr. Peine needs to figure out which scissors to order.  In order to do that he has to figure out how long his scissors are right now.  Watch as he measures to the nearest inch, half-inch and quarter-inch.

Math 4.1.2.1 and 4.1.2.2 Measuring to Fractions of an Inch

Watch this video to see how to use division to figure out ABOUT how many words are in each book that a 4th grade girl has read.

Math 4.1.1.3 Division by Two Digits

Mr. Peine explores a 54 oz. bag of Starbursts and whether it will satisfy his family.  The mathematics involved relies on a generalizable procedure for division..

Math 4.1.1.3 Division by One Digit

Multiplication can be used to answer all sorts of questions.  It is important for everyone to know at least one procedure that can be used over and over again to get correct results.  Watch these procedures carefully to learn them and try them for yourself.

Math 4.1.1.3 Generalizable Multiplication II

Watch a generalizable or "it-will-always-work" procedures are used to find out what it would cost for one teacher to take his 31 students to the Twins game.

Math 4.1.1.3 Generalizable Multiplication by One Digit

Mr. Peine will explore 4 sets of data and how to graph them.  Different sets of data need different kinds of graphs in order to provide meaningful information.  Check out how to decide which graph to use for which types of data and why.

Math 4.4.1.1 Which Graph Do I Choose?

We are selling suckers for playground toys right now.  I was wondering how the sales have been going as the days of the week have passed on.

Math 4.4.1.1 Line Graphs 2

Mr. Peine has been wondering how his student population has changed.  He collected some data on class size and entered it into a spreadsheet application.  Using the application he created a visual to help him see how things have changed over the years.  Watch this video to see how a line graph can help you see change over time.

Math 4.4.1.1 Line Graphs

Circle

Fourth graders can be really busy.  In this video you will see just how busy they are as a whole group.  A pie chart is used to visualize the number of activities that children are involved in.

Math 4.4.1.1 Circle Graphs or Pie Charts

Fun!

4th Grade Math Problems of the Day

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