tổng của 2so thap phan =80.01.nêu dich dau phay cua so thu 1 sang ben trai 1 hang roi cong voi so thu 2 thi duoc tong la 19.233 tim hieu cua 2 so do

2 so thap phan co hieu la 10,2 khi cong hai so do voi nhau ma ban binh da dich nham dau phay cua so lon sang trai 1 hang nen tong tim duoc la 28,74 tim tong dung cua 2 so thap phan do

hai so thap phan co hieu la 10,2nen tim duoc tong la 28,74.em hay tim .khi cong hai so do voi nhau,ban BINH da dich nham dau phay cua so lon sang ben trai mot chu so nen tim duoc tong la 28,74. em hay tim tong dung cua hai so do?

khi cong hai so thap phan mot hoc sinh da viet nham dau phay cua so hang thu nhat sang ben phai 1 chu nhat do do tong tim duoc la 43.21 dang le tong cua chung phai la 12,34 hay tim hai so hang cua tong 

1.Cho so N la so co hai chu so chia het cho 3.Neu viet xen so 0 vao giua hai chu so do roi cong no voi hai lan chu so hang chuc cua so N ta duoc so moi gap 9 lan so N.Tim so do

2.Tong hai so thap phan la 60,1.Neu dich dau phay cua so nho sang ben phai mot hang roi dem tru di so lon thi ta duoc 219,52.Tim hai so do.

3.Tim so co hai chu so biet neu ta them so 33 vao giua hai chu so do thi duoc mot so moi gap so phai tim 89 lan.

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

Ai biet lam bai nay thi giup minh nhe 

Trung binh cong cua ba so la 193.806 .neu dich dau phay cua so thu nhat sang ben trai 1 hang ta duoc so thu hai . dich dau phay cua so thu nhat sang ben phai 1 hang thi duoc so thu 3 . hoi so thu 3 hon so thu 2 bao nhieu 

Tong hai so thap phan la 104,355.neu chuyen dau phay cua so thu hai sang ben phai mot chu so thi ta duoc so moi gap 5lan so thu nhat tim hai so ban dau

hieu cua hai so thap phan la 39,222 .Tim hai so do ,biet rang neu chuyen dau phay cua so thu nhat sang trai mot chu so thi duoc so thu hai. neu ai biet giup minh voi