一条跑道100米 ,李月跑了2个来回,一共跑了多少米?(J(G5U
算式:提示1{,O/D2{0I'N;|2P8y)g2E4_7s(J(G5U
答:一共跑了9K9X+~7[5y4r*l*y3y7l3z)`4y;m'k1j7h米。(J(G5U