Question

tinh nhanh 108 x109 +327x63 +327=?

Answer 1

108 x 109 + 327 x 63 + 327

= 109 x 3 x 36 + 327 x 63 + 327 x 1

= 327 x 36 + 327 x 63 + 327 x 1

= 327 x ( 36 + 63 + 1)

= 327 x 100

= 32 700

 

 

Answer 2

\(108\text{×}109+327\text{×}63+327\\ =36\text{×}3\text{×}109+327\text{×}63+327\text{×}1\\ =36\text{×}327+327\text{×}63+327\text{×}1\\ =327\text{×}\left(36+63+1\right)\\ =327\text{×}100=32700\)

Answer 3

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