Toán so sanh cac phan so sao bang cach hop li nhat : 2/11 va 4/21 11/09/2021 By Maya so sanh cac phan so sao bang cach hop li nhat : 2/11 va 4/21
Bài lm nek
Nhớ vote cho mk 5 sao nhá ????
2/11=2×21/11×21=42/231 ; 4/21=4×11/21×11=44/231
vậy 42/231<44/231