Ms. Hatfield's Class Calendar

Wednesday, November 14, 2012

More Multipliation!

We have been learning strategies to multiply larger numbers by breaking them apart in order to multiply them. Here is an example:


Step 1: Break apart the 2 digit number into tens and ones.
Step 2: Multiply the first factor by the broken apart numbers.
Step 3: Add the products from each problem back together.
Step 4: Circle your answer.


Today we began multiplying 2 digit by 2 digit numbers.  I showed students 4 different methods that they can use.  I will be posting a picture of these strategies soon so that you can reference them at home if  your child needs help on their homework.  I know that most of us learned the traditional algorithm for multiplication, but now there are even more ways to solve.  Challenge your child to teach you the cluster method, the window method, or the lattice method!  I am sure you'll find it as intriguing as I did when I first learned!



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