khi cong hai so thap phan, mot ban hoc sinh viet nham dau phay cua so hang thu nhat sang ben phai mot hang nen duoc ket qua la 30.25. tim hai so do , biet tong dung la 19.09

khi thuc hien phep cong hai so thap phan, mot ban hs da viet nham dau phay cua mot so hang sang ben phai mot hang do do ket qua la 52,58.hay tim hai so do biet tong la 19,13

khi cong mot so tu nhien voi mot so thap phan mot ban hoc sinh viet nham dau phay lui sang phai mot hang nen ket qua tim duoc la 87,87. tìm so thap phan do biet tong cua chung la 51,98

khi thuc hien cong hai so thap phan ban hang da viet nham dau phay cua mot so han sang ben trai mot hang nen tong tim duoc la 205,062 tim 2 so hang do tong dung la 844,251 ?

khi thuc hien phep cong hai so thap phan, ban an da viet nham dau phay cua mot so hang sang ben trai mot hang nen tong tim duoc la 36,074. tim hai so hang do biet tong dung la 149,96

Khi cong 2 so thap phan mot ban hoc sinh da viet nham dau phay cua so hang thu hai sang ben phai mot chua so, do do tong tim duoc la 42,21. Tim hai so hang ban dau biet tong cua chung la 12,34 ?

Ban SKT_NTT oi giup mik voi mik cam on ban truoc

khi thuc hien phep cong cac so thap phan mot ban da viet nham dau phay cua mot so hang sang ben phai 1 hang do do duoc ket qua la 692,22.Ban hay tim 2 so do biet rang tong dung bang 100,56

khi cong 2 so thap phan , 1 ban viet nham dau phay cua so haNG THU NHAT SANG BEN PHAI  1 hang nen duoc ket qua la 30,25 tim 2 so do biet tong cua chung = 19,09 

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