-1 3/4-2 1/2=? решите пж))

Question

-1 3/4-2 1/2=? решите пж))

Answer 1

-1 3/4 - 2 1/2

-3/4-1

-3+4/4

-7/4

-1.75

Comments

/ - риска дробу

Answer 2

- 4,25                  ...............................................................