比比谁第一。+l5o2A8N;w+]9a9s(q
15÷5=.G.f(L;x/}1I(N+a'I;n.I;p 21÷7=:@7n0\3k'_0f)o2P9e0C2c 16÷4=.~/e:K'I-r+l5o2A8N;w+]9a9s(q
8×3=-U/l5p+i9Q+E7W 40÷8=,g3k3q+P-R;V 6×2=;U)Z8c6l7x+T+d7z3f4g+l5o2A8N;w+]9a9s(q
18÷2=5{1G;l,v.L0B6c 4×3=6x7}3`)m9h/e:K 25÷5=)?1m5u:b,p8d(G6Z.y*`+l5o2A8N;w+]9a9s(q
36÷4=;b2j0a1R5?*O8n3h3^/n 2×2=5P/[2y 28÷7='k0j)w2z-u5f+l5o2A8N;w+]9a9s(q