Teaching Roman Numerals

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Roman numerals are hard for most Americans… mostly because we don’t use them very often. So here’s one way to help get your kids used to Roman numerals, and hopefully teach them a few: Refer to your tables using Roman numerals! If you were really excited about it, you could have each student learn their number in Roman numerals and have them write it as part of their heading on papers. In case you forgot Roman numerals yourself, here’s a nice chart to help you keep Roman numerals straight.

Base 10 (Review Video)

Here’s a quick review video about base 10 number systems…

Partitive/Measurement Division (Review Video)

Confused about partitive and measurement division? Not anymore! Here’s a quick video explaining the difference…

Number of the Day (worksheet collection)

As far as educational worksheets go, I’m really picky with what I’ll spend money on. I searched and searched for a number of the day packet I liked, but I couldn’t find any that I was completely jazzed about (or was willing to pay the listed price). So I made my own. They’re aligned with the Common Core (for example, 2nd grade works on “100 more than” and “100 less than”) and best of all, they’re FREE!

Click here for the collection: number of the day collection

4th worksheet in the collection

4th worksheet in the collection

* Be sure you know what’s on each worksheet before choosing a number for the day. Some worksheets ask for “100 less than” and it would confuse younger grades if the number of the day was 17.

* The PDF presents the pages in order of difficulty, starting with the easiest. I didn’t number them, because I was afraid a student would think the worksheet number was the number of the day. I suggest printing them all off and labeling them with a sticky tab so you know what order they go in.

*Number 6 and 7 aren’t all that different. The only difference is one question clearly asks for multiplication, where as the previous 5 worksheets allow the option for repeated addition (double or triple the number).

I’ve also seen teachers do a number of the day on the whiteboard to help reinforce it even more:

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Addition and Subtraction Key Words Posters

I recently saw this in a lower grade classroom. It seemed like a good math poster to have up for use when discussing whether a word problem requires addition or subtraction.

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So I decided to make my own free math posters for you to use in your elementary school classroom! Enjoy!

Math key words poster- add Math key words poster- subtract

Increasing/Decreasing Poster

I’ve recently seen quite a few anchor charts on Pinterest that depict the math concept of increasing and decreasing. So I thought I’d make one for you:

increasing decreasing poster

 

It will fit best on a regular sheet of printer paper. Some people find it easiest to copy/paste this image into a Microsoft Word document and print it from there. It all depends on your printer settings and software…

Zero Property Poster

Here’s the free poster for the third basic math property:

Zero property Math poster

Feel free to print this out (fits best on a regular sheet of printer paper) and slap it on your classroom wall too! Then when anybody asks you about this property, just point to the sign. Soon, kids will just go look at the sign (or learn it for heaven’s sake!) instead of asking you, since they know you’ll only send them to the sign anyway!

Associative Property of Addition Poster

Here’s the second basic math properties poster (free!):

Associative property of addition poster

 

Feel free to print this out (fits best on a regular sheet of printer paper) and slap it on your classroom wall too! Then when anybody asks you about this property, just point to the sign. Soon, kids will just go look at the sign (or learn it for heaven’s sake!) instead of asking you, since they know you’ll only send them to the sign anyway!