Question

Решите рациональным способом:

1 7/33*3/5+1 7/33*1/2

Answer 1

17/33*3/5+17/33*1/2 = 51/165 + 17/66 = 102 + 85/330 = 187/330

Answer 2

1 7/33*3/5+1 7/33*1/2=1 7/33(3/5+1/2)=40/33*((6+5)/10)=40*11/33*10=4*1/3*1=4/3=1 1/3