Question

Va rog imi trebuie pana maine!!!Toate punctele de la a-l va rog!!!​

Answer 1

Răspuns:

a)7*3/5=21/5

b)2*5/8=10/8=5/4

c)1/3*12=12/3=4

d)7/56*14 (simplificam 7 si 14 prin 7)=1/56*2=2/56=1/28

e)3/5*1=3/5

f)2/5*3/7=3*2/5*7=6/35

g)1/9*3/5=3/45=1/15

h)4/5*11/8=44/40=11/10

i)17/10*20/3(simplificam 10 si 20 prin 10)=17/1*2/3=34/3

j)1$\frac{1}{3}$*3/4=4/3*3/4=1

k)3$\frac{4}{7}$*2/15=25/7*2/15(simplificam 25  si 15 prin 5)=5/7*2/3=10/21

l)9/8*1$\frac{3}{5}$=9/8*8/5(simplificam 8 cu 8)=9/5