Question

URGENT!DAU COROANA!
a) 2+1/6 x 2/5
b)5-2 : 4/7
c)1/3+2 1/4 x 2/3

Answer 1

Răspuns:

a).2+1/6•2/5=2+1/3•1/5=2+1/15=31/15.

b).5-2:4/7=5-2•7/4=5-7/2=3/2.

c).1/3+21/4•2/3=1/3+7/2=23/6.