Question

To są ułamki :

Oblicz :

a) 3 +2 =

7 5

b)3 + 1 =

11 2

c) 4 + 3 =

5 4

d)8 - 3 =
9 4

e)11 - 2 =

12 5

f)5 - 1 =

9 2

Answer 1

a) 3/7+2/5=15/35+14/35=29/35

b)3/11+1/2=6/22+11/22=17/22

c)4/5+3/4=16/20+15/20=31/20

d)8/9-3/4=32/36-27/36=5/36

e)11/12-2/5=55/60-24/60=31/60

f)5/9-1/2=10/18-9/18=1/18