The humongous book of basic math and pre algebra problems humongous books amazonde kelley w michael fremdsprachige bucher. Eh the humongous book of basic math and pre algebra problems is an okay book the author goes overboard with the inclusion of many problems that should be used by a calculator he does not bother with simple observations about number properties or different techniques for the same problem its a repeat of the same technique from start to finish for a group of problems there is not much of originality in it either. In the humongous book of basic math and pre algebra problems author w michael kelley enjoys being the exception it is full of solved problems but along the margin kelley makes notes adding missing steps and simplifying concepts in this way questions that would normally baffle students suddenly become crystal clear. Check outproblems 727 734 in the humongous book of basic math and pre algebra problems reduce the fraction to lowest terms by dividing its numerator and denominator by the greatest common factor of 210 and 360 which is 30 author w kelley publisher penguin isbn 9781101598085 category mathematics page 464 view 871 read now most math and science study guides are a reflection
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