Question

tinh gia tri cua bieu thuc: a, 8/5+3/8:2/3=

                                     b, 1/72x144/23+1/46=

Answer 1

8/5+3/8:2/3

=8/5+3/8x3/2

=8/5+9/16

=128/80+45/80

=173/80

Answer 2

minh se chon cau tra loi cua ban nguyen tien dung

Answer 3

ban nguyen tien dung oi luc nay minh viet nham !