Thursday, June 13, 2013

Teaching Long Division

The time has come again to teach ...

LONG DIVISION!  

Now here's a math topic which usually brings on the groans from not only student, but teacher/parent alike.

How do you teach your child to do this?  I have my 'hands on' Mariposa learning to do long division, with double-digit divisors. Gulp!  Yep, I was procrastinating this during the week, but found some ideas on other blogs and pinterest.  Here's how we went:



We're still using Singapore Maths for our math curriculum.  The Home Instructor Guide (HIG) is great for offering information on how to teach the process.  Sometimes there are some games suggested, but not this time.  We have a whole lot of words, including definitions we've not really used before.  Lots of fun new material!


After doing the background reading, I came up with a plan on what we need to put into Mariposa's Math Notebook.  A resource I found over at HoJos Teaching Adventures helped give a visual and meme.  It's certainly a meme that sticks: Does McDonald's Serve Burgers?   I printed of the pdf page from HoJos link and then used this to help Mariposa create a page in her maths journal.   Our burger is made like a flip book, so you can lift the flap and read the process information.


That was a fun revision activity.  Now to teach how to divide with double digit divisors (love that tongue twister, hey?!)  I helped her write out the goals and slowly went over the process with the example as shown:


Mariposa then coloured in her work, writing over the same equation part in like colours.  Eg: red for dividend, etc.

The next step was to let her try some of the problems on her own to help concrete the concept before packing up for the day.  We'll probably spend a good portion of next week going over this and doing more practice problems before moving on.


I think that took a good 45mins today, with all that creative notebooking done there too.  I know I'll be asking about how to do long division whenever we see those golden arches again on a road trip.  Hopefully the concept sticks.  :)

Until next time,

Catherine

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