số thập phân b là
18.27 : 9 * 10 = 20.3
đáp số : 20.3
số thập phân b là
18.27 : 9 * 10 = 20.3
đáp số : 20.3
khi doi dau phay cua 1 so thap phan sang ben phai 2 chu so ta duoc so thap phan moi,luc nay hieu giua so moi va so cu la 173,25.tim so thap phan ban dau?
Cho so thap phan A chuyen dau phay cua so thap phan A sang ben phai mot hang ta duoc so thap phan B , biet B - A = 222,12 . Tim so thap phan do .
Cho so thap phan a neu chuyen dau phay cua so thap phan a sang ben trai 2 chu so thi dc b neu chuyen dau phay cua so thap phan a sang ben phai 1 chu so thi dc b tim so thap phan a biet a+b+c= 2373,756
cho mot so thap phan,doi dau phay cua so thap phan do sang ben phai mot chu so ta duoc so thap phan thu 2.Lay so thu hai tru di so ban dau ta duoc hieu bang 362,043.Tim tong cua so thap phan ban dau va so thap phan thu hai?
cho mot so thap phan,doi dau phay cua so thap phan do sang ben phai mot chu so ta duoc so thap phan thu 2.Lay so thu hai tru di so ban dau ta duoc hieu bang 294 , 58.Tim tong cua so thap phan ban dau va so thap phan thu hai?
a, khi chuyen dau phay cua so thap phan b sang phai hai chu so thi so do tang them 24, 75 don vi . Tim so thap phan b
b, khi chuyen dau phay cua so thap phan b sang ben trai hai chu so so do giam di 18, 513 don vi . Tim so thap phan b
Cho so thap phan A chuyen dau phay cua so thap phan A sang ben phai mot hang ta duoc so thap phan B , biet B - A = 222,12 . Tim so thap phan do .
giai ra
tim 3 so thap phan A,B va C co tong la 200,4921.Neu chuyen dau phay cua so A sang ben trai 2 chu so thi duoc so B, neu chuyen dau phay cua so A sang ben phai mot hang thi duoc so C.
Tim mot so thap phan biet rang neu chuyen dau phay cua no sang ben trai 1hang thi duoc so moi kem so phai tim 77.58 don vi