Question

Proszę o pomoc.!!
Wykonaj działania na ułamkach:

a.

b.

c.

d.

e.

Answer 1

a

(2 5/6-2/6)*16/100=2 3/6*4/25=2 1/2*4/25=5/2*4/25=2/5

b

(2 3/9)/(1 1/6)=(2 1/3)/(7/6)=7/3*6/7=2

c

6*3/4=9/2=4 1/2

d

6/4*1/3=1/2

e

28/45:2 1/10=28/45:21/10=28/45*10/21=8/27

Answer 2

a)

 = (17/6 - 1/3) * 16/100 = (17/6 - 2/6)* 16/100  = 15/6 * 16/100 =24/60 = 2/5

 

b)

2  3/9                       21/9

---------------- =  ---------------- = 21/9 : 7/6 = 21/9 * 6/7 =2

1  6/6 - 5/6             1  1/6

 

c)

6 : 4/3 = 6 * 3/4 = 9/2 = 4  1/2

 

d)

6/4 : 3 = 3/2 * 1/3 = 1/2

 

e)

28/45 : 21/10 = 28/45 * 10/21 = 8/27