Question

Tính bằng cách thuận tiện nhất 

1875 : 2 + 125 : 2           

Answer 1

 a) 1875 : 2 + 125 : 2

 

=(1875+125):2 = 2000:2=1000

Answer 2

=(1875+125):2

=2000:2=1000

Answer 3

\(1875:2+125:2\)
\(=\left(1875+125\right):2\)
\(=2000:2\)
\(=1000\)

Answer 4

\(1875:2+125:2\\ =\left(1875+125\right):2\\ =2000:2\\ =1000\)

Answer 5

=1000

Answer 6

\(1875\div2+152\div2=\)

\(=\left(1875+125\right)\div2\)

\(=2000\div2\)

\(=1000\)

Answer 7

=(1875+125):2

=2000:2=1000