Cho mot phan so co tu so lon hon mau so 15 don vi.Neu them vao tu so 3 don vi thi duoc phan so moi co gia tri bang 2/5.Tim phan so ban dau

ai nhanh tick cho

Cho phan so a/b co gia tri bang 3/4 neu giam mau so di 12 don vi va giu nguyen tu so thi duoc phan so moi co gia tri bang 6/7 tim gia tri cua phan so a/b

cho a/b bang 4/5 neu cong them 33 vao tu so va giu nguyen mau son thi duoc phan so moi la 25/41

ai nhanh minh tick 

minh can gap chieu nay nop roi xin cac ban giup minh

tim mot phan so bang 7/13 sao cho mau so cua no lon hon tu so 114 don vi . cac ban ve so do giup minh nhe cam on

bai 1 tim hai so khi biet hieu cua chung bang 8.7 va biet khi nhan so be voi 4 nhan so lon voi 3 thi duoc hai tich bang nhau

bai 2 trung binh cong cua hai so bang 189.6 tim so lon biet so lon hon so be 24.5 don vi 

bai 3 tim 2 so biiet thuong cua chung bang 0.6 hieu cua chung bang 7.2 

ai giai giup voi toi voi viet dap an ra nhe hoac guib ca bai giai nhe thi toi tick 100 cai luong luc nao gap toi cung tick chi can giain cho toi thoi nhe cam on cac ban

tim 1 phan so biet neu them 19 don vi vao tu so ta duoc phan so moi co gia tri bang mot va biet tong cua tu so va mau so cua phan so do bang 12

ban nao giai ca bai toan ra giup minh tich nha tick that nhieu luon minh hua

tong cac chu so cua 1 so co 3 chu so la 21 chu so hang don vi lon hon chu so hang chuc .neu ta doi vi tri chu so hang don vi va chu so hang tram thi duoc mot so moi co gia tri lon hon so cu la 198. tim so cu .

giup mk nhe

mot so tu nhien ko chia het cho 2 khi chia cho 2 thi phan thap phan cua thuong la bao nhieu 

giaup minh voi minh can gap ai nhanh se duoc 1 like

Tim mot phan so toi gian biet rang neu cong mau so vao tu so va gii nguyen mau so thi gia tri cua phan so gap len 9 lan 

Van nao giup minh voi minh dang can 

 Ban nao lam dyoc minh xin cam on nhieu

Ba so co tong = 188,75. Biet so thu nhat nho hon tong cua 2 so kia la  17,35 va so thu 2 lon hon tong 2 so kia la 2,46. Tim so thu 3

Nhanh len, can gap, lam duoc se co phan thuong. Ok