Question

3/4 * 2,5 : (0,75-1/5)

Answer 1

Dấu '.' là dấu nhân

\(\frac{3}{4}\cdot2,5:\frac{11}{20}\)

\(=\frac{3\cdot5\cdot20}{4\cdot2\cdot11}\)

\(=\frac{75}{22}\)

Answer 2

3/4 * 2,5 : (0,75-1/5)

=3/4 x2.5 : 0.55

=1.875:0,55

=75/22

Answer 3

34 ·2,5:1120 

=3·5·204·2·11 

=7522 

Answer 4

thiếu dấu gạch p/s sorry

Answer 5

ko sao

Answer 6

75/22

Answer 7

3/4 x 2,5 : ( 0,75 - 1/5 )

= 0,75 x 2,5 : ( 0,75 - 0,2 )

= 1,875 : 0,55

= 75/22