Question

Giá trị của biểu thức: 2\(\dfrac{3}{5}\)x\(\dfrac{1}{4}\)x1\(\dfrac{1}{2}\)

Answer 1

= 13/5 x 1/4 x 3/2

= 13 x 1 x 3/ 5 x 4 x 2

= 39/40

Answer 2

=13/5x1/4x3/2

=13x1x3/5x4x2

=39/40

Answer 3

= \(\dfrac{13}{5}\)x\(\dfrac{1}{4}\)x\(\dfrac{3}{2}\)
=  \(\dfrac{39}{40}\)

Answer 4

2 3/5 x 1/4 x 1 1/2

=13/5x1/4x3/2

=13x1x3/5x4x2

=39/40