find each of the following products using properties 7909×991
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Answer:
7909 x (1000-9)
7909 x (1000-9) (7909*1000) - ( 7909*9)
7909 x (1000-9) (7909*1000) - ( 7909*9)7909000-71181
7909 x (1000-9) (7909*1000) - ( 7909*9)7909000-71181=7837819
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