va rog pe toate trei pentru ca ma corecteaza la tema si imi da nota va rog dau 65 puncte si coroana doar cu rezolvare plzzz repede

Va Rog Pe Toate Trei Pentru Ca Ma Corecteaza La Tema Si Imi Da Nota Va Rog Dau 65 Puncte Si Coroana Doar Cu Rezolvare Plzzz Repede class=

Răspuns :

4/5                                       8/13                                  13/15                      20/21


14/15                              34/93                                  5/32                           8/42



15/24=5/8                   91/42=13/6                       25/60=5/12            16/24=2/3
23/60                         59/60                            28/105=4/15               4/12=1/3
1a)4/5 ; b)8/13 ; c)13/15 ; d)20/21

2a)4/15+10/15=14/15  amplifici a2a fractie cu 5
b)16/93+18/93=34/93 amplifici a2a fractie cu 3
c)7/32-2/32=5/32 amplifici a2a fractie cu 2
d)23/42-15/42=8/42=4/21  amplifici a2a fractie cu 3

3a)10/24+5/24=15/24=5/8
b)52/42+39/42=91/42=13/6
c)16/60+9/60=25/60=5/12
d)5/24+2/24+9/24=16/24=2/3
e)14/60-9/60=5/60=1/12
f)32/60-27/60=5/60=1/12
g)40/105-12/105=28/105=4/15
h)14/12-9/12-1/12=4/12=1/3