khi cong 2 so thap phan .1 ban viet nham cua so hang thu nhat sang ben phai 1 hang nen duoc ket qua la 30.25 . tim 2 so do biet tong dung la 19.09
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 cộng 2 so thap phan 1 ban hoc sinh viet nham dau phay cua so hang thu nhat sang ben phai 1 hang nen duoc ket qua 30,25 . tim 2 so do , biet tong cua chung la 19,09
khi nhan 2 so thap phan, mot bạn hoc sinh viet nha dau phay cua so hang thu nhat sang ban phai 1 hang nen duoc ket qua la 30,25. Tim 2 so do biet tong dung la 19,09
khi cong 2 so thap phan mot hoc sinh viet nham dau phay cua 1 so hang sang ben phai mot hang do do duoc tong la 122,9. Em hay tim hai so da cho biet rang tong dung la 73,76
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
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
tong cua hai so thap phan la 108,64.Do viet nham dau phay cua mot so hangsang ben phai mot hang nen khi cong ket qua tim duoc la 190,36. Tim hai so ban dau
khi cong hai so thap phan mot hoc sinh viet nham dau phay cua mot so hang sang ben phai mot hang duoc tong la 132.1.hay tim hai so da cho biet rang tong dung la 57.94