Hi Femia,
First convert to improper fractions:
4 1/2 = 9/2
3 3/4 = 15/4
Now we need a common denominator. . . 4 looks good so convert 9/2 into 18/4 by multiplying top and bottom by 2.
Now subtract--> 18/4 - 15/4 = 3/4
Dan
Femia G.
asked 02/12/16
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