Tuesday, June 24, 2014

This Week's I-Math Exercise

What is the I-Math Program?  The I-Math Program is a collection of nineteen different mathematical problem-solving activities. Each title, which contains from one to eight pages, starts with simple questions that serve to establish your basic level of understanding of a concept that will be covered in that particular series. The questions then slowly become more complex as variations to the problem are introduced.



CUTTING THE CAKE, ETC. Calculate fractions  with different denominators.  


1A. CUTTING THE CAKE, ETC. 
A man cut a cake into eight pieces.  He and his family ate 1/2 of it, and he gave away 3 pieces.  How much of the cake was left?  
1B. CUTTING THE CAKE, ETC. 
A man cut a cake into nine pieces.  He ate 1/3 of the cake, and his family ate five pieces.  How much of the cake was left?  
1C. CUTTING THE CAKE, ETC. 
A woman had $75 to give away.  She gave the first person 1/3 of it, and the second person 1/5 of it.  How much was left? 

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