dien dau
123456789..................987654321
987654321...................123456789
giup minh voi
123456789+123456789
987654321+987654321
giup minh nha
123456789-987654321+123456789=?
123456789 + 123456789 = 987654321 - ?
Kết bạn với mình nhé!
987654321-123456789=?
987654321-123456789=?
123456789+987654321=
987654321 + 123456789 = ?
123456789 * 987654321 = ?
