Question

mă ajuți la tema te rog frumos​

Answer 1

Răspuns:

$salutare$

/=inseamna supra (fractia)

ex6.

a)crescator:3/3;3/4;3/5;3/7;3/9;

b)descrescator:10/8;5/8;4/8;3/8;1/8;

ex7.

3/9+4/9=7/9

2/15+3/15+4/15=9/15

17/24-5/24=12/24=3/8

2/6+3/6-1/6=4/6=2/3

15/8-9/8+2/8=8/8=1

23/40-(11/40+9/40)=3/40

1+(12/16-9/16)=1intreg si 3/16

ex8.

a+5/6=11/6

a=11/6-5/6

a=6/6=1

verificare:1+5/6=11/6

17/9-b=11/9

b=17/9-11/9

b=6/9

verificare:17/9-6/9=11/9

(7/8-1/8)-c=2/8

6/8-c=2/8

c=6/8-2/8

c=3/8

verificare:(7/8-1/8)-3/8=2/8

Baftă mai departe!!!