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 .
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.
cho 2 so thap phan co tong la 83,49.neu so hang thu nhat gap len 2,5 lan va giu nguyen so hang thu hai thi tong moi la 130,08. tim hai so da cho
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
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
Tich cua hai so thap phan la 10,944.Neu thua so thu nhat tang them 1,2 thi tich moi la 13,824.Tim hai so thap phan do
tong cua hai so thap phan la 68,53 . neu chuyen dau phay cua so thap phan thu nhat sang ben phai 1 chu so ta se duoc so thap phan thu hai . tim hai so thap phan
tong hai so thap phan la 13.neu gap so thu nhat len 3 lan,so thu 2 len 2 lan thi duoc hai so moi co tong la 33,6.tim so thu nhat?
giai chi tiet gium minh nhe
tong 2 so thap phan la 14,04 neu so thu nhat gap lan 5 lan va so thu hai gap len 2 lan thi tong moi la 35,1 Tim so thu nhat