13/55=949/4015
47/73=2585/4015
949<2585
Suy ra 13/55<47/73
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Các câu hỏi tương tự
BAI 1: A] QUY DONG MAU HAI PHAN SO SAU : -3 / 16 ; 5/24;-21/56
B] TRONG CAC PHAN SO DA CHO , PHAN SO NAO CHUA TOI GIAN ?
TU NHAN XET DO , TA CO THE QUY DONG MAU CAC PHAN SO NAY NHU THE NAO ?
Giup minh voi!
Rut gon roi quy dong mau cac phan so sau:
3 . 4 + 3 . 7/6 .5 + 9 va 6 . 9 - 2 . 17/63. 3 - 119
rut gon roi quy dong mau cac ps sau
A=2002/2000.16-1970
B=1.2.3+2.4.6+4.8.12+7.14.21/1.3.6+2.6.12+4.12.24+7.21.42
rut gon roi quy dong ; 212121/ 353535 va 131313/141414
cong ca tu va mau cua phan so 15/13 voi cung 1 so tu nhien n roi rut gon ta duoc phan so 2/3 vay n=
Khong dung may tinh bo tui .Rut gon roi quy dong cac phan so sau
a)\(\frac{17}{20},\frac{13}{15}va\frac{41}{60}\)
b)\(\frac{25}{75},\frac{17}{34}va\frac{121}{132}\)
rut gon phan so sau roi quy dong
a -15/90; 120/600; -75/150
b 54/-90;-180/288;60/-135
rut gon roi quy dong mau cac phan so ; a) 212121/353535 vs 131313/ 141414
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 saufrac{-54}{90};frac{-180}{288};frac{60}{-135} ai tra loi nhanh nhat mik se tik cho 4 cai
Đọc tiếp
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