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tim hai so thap phan biet2 lan so thu nhat va 3 lan so thu hai la 9,75 va tong cua chung bang 3,29
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tim tong cua 2 so thap phan biet so thap phan thu nhat co phan nguyen la so lon nhat co mot chu so va phan thap phan la so lon nhat co 2 chu so khac nhau , so thu 2 hon so thu nhat 17,3.
tong cua hai so thap phan bang 8,4.Tim hai so do, biet neu so thu nhat tang 4 lan va giu nguyen so thu hai thi tong moi la
Tong cua 3 so thap phan la 6,66 so hang thu nhat va so hang thu 3 co ti so la 3 va co trung binh cong bang so thu hai tim ba so do
tim hai so thap phan co tong la 26,54 biet neu doi dau phay so thu nhat sang phai 2 hang ta duoc so moi va biet hieu cua so moi va so thu hai la 1118.8
hai so thap phan co tong la 280,2.so thu nhat kem so thu hai la 14,8.tim moi so thap phan do
Tim 2 so thap phan co tong la 21,74.Biet neu doi dau phay so thu nhat sang trai 1 hang , doi dau phay so thu hai sang phai 1 hang thi duoc tong moi la 194,234
hai so co tong bang 112,5. biet 1/2 so thu nhat bang 1/3so thu hai .tim so thu nhat la?
hai so thap phan co tong la 280,2. so thu nhat kem so thu hai la 4,8 . tim moi so that phan do .