Question

Dau coronita,dau ce vreti,numa rezolvati.mi exercitiul !!!!!! !!!! va rog!!!!

Answer 1

a) 5/4-1/2+ /4-1/2=5/4-1/2+3/2= /5-2+6/4= 9/4
b) 7-(7/3-3/2)= 7- /14-9/6= 7-5/6= /42-5/6= 37/6
c) 11/5- /10+3/15=11/5-13/15= /33-13/15= 20/15= 4/5
d)7/12+2/3- /9-8/6= 7/12+2/3-1/6= /7+8-2/12= 13/12
e) 8/3- /5-4/4-1/12= 8/3-1/4-1/12= /32-3-1/12=28/12= 7/3
f) 3- /4-1/4 -/8-7/2= 3-3/4-1/2= /12-3-2/4= 7/4
g) 10/3+11/5- /7+35/15= 10/3+11/5-42/15= 10/3+11/5-14/5= /50+33-42/15= 41/15.
h) 13/6- /8+3/6+2/9=13/6-11/6+2/9= /39-33+4/18= 10/18=5/9