Question

Cine imi face si mie punctul e ) dau coroana

Answer 1

3/4 - 5/7 x7/8= 3/4 - 5/8= (3x2)/8 - 5/8= 6/8 -5/8 =1/8

1/8 + 3/16 : 1/2= 1/8 + 3/16 x 2/1 = 1/8 + 3/8= 4/8 simplific cu 4= 1/2

1/8 : 1/2 = 1/8 x 2/1=simplific 2 si 8 prin 2= 1/4