Question

Oblicz 2 i 3/4 :1/7-22 kreska ulamkowa przez cale 6-(-5)= to 6-(-5)

Answer 1

2 3/4:1/7-22   11/4:1/7-22   2,75:1/7-22   19,25-22
----------------- = --------------- = --------------- = ------------ =
    6-(-5)             6-(-5)          6-(-5)           6-(-5)

 
    - 2,75     -2,75
= --------- = ------- = - 0,25
    6+5        11