Question

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

Answer 1

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

Answer 2

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