Lai la mot cau do vui nua nhe.Cac ban lam the nao de 43 + 6 = 90 ? Rat de phai khong!
4 la tu,3 la tam.tu tam la tam tu(43 = 84).Vay 84 + 6 = 90
4:tu 3:tam tu tam :84 32=84
Choose the excessive word in the sentence below.