1.

Evaluate the following:994 × 1006

Answer»

Given,

 994 × 1006

We can express 994 as 1000 – 6 and 1006 as 1000 + 6

= 994 × 1006 

= (1000 – 6) (1000 + 6)

= 1000 (1000 + 6) – 6 (1000 + 6)

= 1000000 + 6000 – 6000 – 36

= 999964



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