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Mathematics 16 Online
OpenStudy (anonymous):

45x10=

OpenStudy (anonymous):

just add 0 to 45 so 45x10=450

OpenStudy (anonymous):

Works everytime you multiply something that ends in 0 EX: 100x25=2500 and so on

OpenStudy (anonymous):

http://www.youtube.com/watch?v=Nvc2PPTlW7k

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