Rules for Determining Missing Numbers in Math Problems : Elementary Math

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If you're trying to determine missing numbers in math there are a few key rules that you're going to want to be aware of. Learn the rules for determining missing numbers in math with help from an experienced mathematics educator in this free video clip.

Expert: Marija Kero
Filmmaker: Victor Varnado

Series Description: A good understanding of mathematics and its many principles will serve you all throughout life, even long after you've left the classroom. Learn about early childhood math and find out tips to help with various types of problems with help from an experienced mathematics educator in this free video series.
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Too basic the sample.
Is you get this example
4 + =
How do we know the 2 blanks ? And how is it not a guess ?

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