bai 1.A,sap xep cac phan so sau day theo thu tu tu lon den be ;5/6,13/8,8/9 ,1/3 ,3/2 ;B,tim tat ca cac phan so sau cho mau so la so co 2 chu so . Cac ban giup to nhe .
sap xep cac so do khoi luong :1kg 512g;1kg 5hg;1kg 51dag;10hg 50 g theo thu tu tu be den lon.
cho phan so 10/12 hay phan tich tu phan so do thanh tong cac phan so sap xep theo thu tu tu be den lon va deu co tu so la 1
Sap xep cac phan so 1/2, 2/3, 3/4, 4/5,5/6 theo thu tu giam dan
Sap xep cac phan so 4/7, 5/9,3/4,2/5,3/2 theo thu tu tang dan
1/ Cho hinh thoi co tong hai duong cheo la 150 cm duong cheo lon hon duong cheo be 20 cm tinh dien tich hinh thoi do
sep cac phan so theo thu tu be dan:7/21;7/49;7/56;56/56
dua cac phan so ve cung mau so roi sap xep theo thu tu tu be den lon
mot san van dong hcn co nua chu vi la 280m. chieu dai hon chieu rong 32 m. tinh dtich svd do. giai gium minh nhe. cam on cac ban. tu hom nay dan chu nhat nha.
sap xep cac phan so sau theo thu tu tu be den lon 4/25 6/35 3/17 2/15
sap xep cac phan so sau theo thu tu tu be den lon
3/5;2/7 ;1/3;4/3;7/8