Question

Tính nhanh :
15,4 x 52 + 30,8 x 24 
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Answer 1

chịu

 

Answer 2

   \(15,4\) x \(52\) \(+30,8\) x \(24\)

\(=800,8\)\(+30,8\) x \(24\)

\(=800,8+739,2\)

\(=1540\)

 

Answer 3

15,4 x 52+ 30,8 x 24  
800,8 + 739,2 = 1540