Posted by Anonymous on Friday, September 24, 2010 at 9:48pm.
Show you solution. List the terms that complete a possible pattern in each of the following:
a)38,33,28,23,18,_,_,_
b)640,320,160,80,_,_,_
c)7,8,15,23,38,_,_,_

math  Ms. Sue, Friday, September 24, 2010 at 9:56pm
a) What number is subtracted from each number to get the next number?
b) What number is divided into each number to get the next number?
c)
7 + 8 = 15
8 + 15 = 23
23 + ? = 38

math  Anonymous, Friday, September 24, 2010 at 10:28pm
a) 5 is subtracted from each so, it should be 13,8,3
b)2 is divided into each number so, it should be 40,20,10
c)23+15=38
61,99,160 Not sure(?)

math  Ms. Sue, Friday, September 24, 2010 at 10:31pm
Right on all problems! :)
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