Question

Calculați:

3/10+7/10=



30/11-8/11=



5/18+7/9-1/6=





5/6∙7/15∙12/49=





25/8:35/4=



(5-2/3)∙6/13=



3/7 din 21



7/6∙[11/6-(2 1/3+1/6):15/7]=
PLSSSSSSSSSS REPEDEEEE DAU COROANAAA JUR​

Answer 1

Răspuns:

a) 1

b) 2

c) 8/9

d) 2/21

e) 5/14

f)2

3/7 din 21 =21:7×3=9

Answer 2

Răspuns:

rezolvarea detaliată in imaginea de mai sus.