Răspuns:
A. 1 /3 × 3/7 = 1 /7
b. 3/4 × 4/3 = 1
c. 7/5 × 15/19 = 21/19 = 1 intreg si 2/19
d. 5/12 × 18/5 = 1/2 × 3/1 = 3/2
e. 9/11 × 22/27 = 2/3
f . 2/5 × 45/7 = 18/7 = 2 intregi si 4/7
g. 2 intregi si 3/4 × 11/45 =11/4 × 11/45=121/180
h. 9/5 × 55/27 = 11/3 = 3 intregi si 2/3
Sper ca te-am ajutat
