学校有菊花50盆，吊兰比菊花少19盆，吊兰有多少盆？菊花和吊兰共有多少盆？,a5j-k7?)@;f2j
算式：提示-g6r5y5y6T3H9E*Y,\'E6?0H0O,a5j-k7?)@;f2j
答：吊兰有0E3n'G+h/P7D9i5E.u;u盆。,a5j-k7?)@;f2j
算式：提示6Q3i+E;U,{,a5j-k7?)@;f2j
答：菊花和吊兰共有,u,Z;~2@*]9T8n+M4K8p'P7\'`/Y盆。,a5j-k7?)@;f2j