Question

[Kiều trang]

bai 1 : Quy dong mau cac phan so sau

    \(\frac{-5}{80}\);\(\frac{7}{16}\);\(\frac{-9}{20}\)

bai 2 rut gon roi quy dong mau cac phan so sau

\(\frac{-54}{90}\);\(\frac{-180}{288}\);\(\frac{60}{-135}\)

                ai tra loi nhanh nhat mik se tik cho 4 cai

Answer 1

[Rinu]

Trả lời

Bài 1:

-5/80;7/16;-9/20

-5/80=-5/80

7/16=35/80

-9/20=-36/80

Bài 2:

-54/90=-6/10=-3/5=-216/360

-180/288=-20/32=-5/8=-225/360

60/-135=-12/27=-4/9=160/380

Answer 2

[Kiều trang]

cac bn oi phai tim mau chung nhe