don steward
mathematics teaching 10 ~ 16

Friday 18 November 2016

algebraic fractions

start with numbers
see what happens
look for patterns/commonality
consider a method for (adding and) subtracting fractions - picture this as 'wigwam'

decide upon a general rule/form for the family type
explain, using algebraic fractions, why the numerator is always one particular number

the powerpoint

'wigwam' as a visual prompt for the steps

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