SOLUTION: 7^5 - 7^3 = 7^3 (48) what is the shortcut to find this out

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Question 462105: 7^5 - 7^3 = 7^3 (48) what is the shortcut to find this out
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
7^5 - 7^3 = (7^2)(7^3) - 7^3 = (7^3 - 1)(7^3) = 48(7^3)