Question

1. Calculaţi: a)2/3+4/3 b13/9+4/9+1/9 c)17/8+5/8 etc, va rog repede ​

Answer 1

Răspuns:

a)=2

b)=2

c)=3/2

d)4

e)2/3

f)4

)3/8

g)1

Answer 2

Răspuns:

A)2

b)2

c)1,5

d)4

e)2/3=0,(6)

f)4

g)0,75=3/4

h)1

Explicație pas cu pas:

a)2/3+4/3=6/3=2

b)13/9+4/9+1/9=18/9=2

c)17/8-5/8=12/8=1,5

d)41/7-5/7-8/7=28/7=4

e)3/4*8/9=2/3=0,(6)

f)15/11*2/3*22/5=44/11=4

g)15/22:20/11=3/4=0,75

h)35/33:5/11:7/3=35/33*11/5*3/7=1