操场上原有16个同学，又来了14个。这些同学每5个一组做游戏，可以分成多少组？*^0r7x1i4M2V'O(b/}+w5}*K/k3i1L
算式：提示*x-W*d2C7T*^0r7x1i4M2V'O(b/}+w5}*K/k3i1L
答：可以分成5U7R3a-J'^5m组。*^0r7x1i4M2V'O(b/}+w5}*K/k3i1L