Today during Maths class we were looking at multiplying directed numbers. Use the guide here to assist you when executing such problems. We have also been using number lines to assist.
Showing posts with label directed numbers. Show all posts
Showing posts with label directed numbers. Show all posts
Friday, August 13, 2010
Directed Numbers
Today during Maths class we were looking at multiplying directed numbers. Use the guide here to assist you when executing such problems. We have also been using number lines to assist.
Thursday, August 5, 2010
Adding Directed Numbers
Our Maths lesson today focused on Adding and Subtracting directed numbers. An excellent clip describing both can be loncated at Brainpop
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Important: The second number tells us whether to go right (+) or left (−), and how many steps to move. (If there is no sign, we assume it is +).
Important: Two negatives makes a positive
eg 2 - (-6) = 8
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Adding Directed Numbers
Subtracting Directed Numbers
eg 2 - (-6) = 8
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