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Unformatted text preview: 4363 3 4361 7 3 MAE3811Sp. 2010 Mahoney5 Division Algorithm Example 3: 4361 12 A two digit example . MAE3811Sp. 2010 Mahoney6 Mental Mathematics: These are _______________ or strategies for doing computation work in ones mind/head and not on paper. It includes ______________ of numbers. Why might this be useful? Seriously, share your opinions? Well review some of these and shows the steps on paper [electronically] but the idea, remember, is that you wouldnt do them on paper. They do require a little bit of creativity sometimes and they do not work for every single problem, thats what the __________ and _________ algorithms are for. 4 MAE3811Sp. 2010 Mahoney7 Mental Mathematics Addition Part I: Adding from the left: 56 + 47 Add from the left, Doubles: 47 + 47 Breaking up and Bridging: 56 + 47 Trading Off: 56 + 47 Trading Off: 56 + 19...
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 Spring '11
 Mahoney

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