Ta có \(\frac{4}{3}=\frac{4\times14}{3\times14}=\frac{56}{42}\)
Vậy đáp án đúng là D
HOK TOT
D) 56/42
^**************HỌC TỐT*************^
chon dap an dung
mot hinh thoi co do dai duong cheo lon la 3/4 m, do dai duong cheo be bang mot nua do dai duong cheo lon.Dien tich hinh thoi la:
a.3/6m2 b. 9/64 m2 c. 9/32 m2 d. 9/16 m2
phan so bang 4phan 6 la
a 1phan2
b 8 phan 24
c 10 phan 15
d 16 phần 18
1.Rut gon cac phan so sau: 15/24 ; 21/42 ; 54/18 ; 100/25 . (day la toan lop 4 cac ban a, lam nhanh cho minh cac ban nhe)
Tim so tron chuc be nhat co 3 chu so ?
Dap an :
A. 110 B.120 C.100 D.90
Em chon dap an la 100.
Xin hoi dap an nay co dung khong ? Xin cam on
a 7/15 + 4/5 b 2/3 - 3/8 c 4/7 x 21/16 : 5/8 13 x 42 x 11/ 33x 26 x 35 tinh bang cach nhanh nhat sos x2 giup minh voi
phan so bang phan so 21/15 la phan so nao trong day 14/10 ; 15/6 ; 7/5 la
rut gon roi quy dong va phan so
34 phan 5i va 38 phan 95 msc
54 phan 36 va 26 phan 39 msc
42 phan 28 va 27 phan 45 msc
33 phan 25 va 25 phan 75 msc
21 phan 35 va 18 phan 24 msc
33 phan 77 va 25 phan 75
tim cac phan so bang nhautrong cac phan so day :2:5 ; 4:7; 6:15; 8:14; 16:28; 24:60;
phan so lon nhat la
16/10 , 21/22 , 16/16 , 24/29
