Question

a) (7/8 -1/8) +1/4
b) (5/6 +7/6)-1/7
c) (7/3-4/3)-12/13
d)4/3-(9/11+2/11)


Bara /-este fractia ​

Answer 1

Răspuns:

Explicație pas cu pas:

a) 6/8 + 1/4=

6/8 se simplifica cu 2= 3/4

Deci acum avem 3/4+1/4=4/4=1

b) 12/6 -1/7= 2-1/7= 14/7-1/7= 13/7

c) 3/3- 12-13= 1-12/13= 13/13-12/13= 1/13

d) 4/3 -11/11= 4/3-1= 4/3 -3/3= 1/3