把一个棱长6dm的正方体切成棱长2dm的正方体，可以得到多少个小正方体？表面积增加了多少？6a2D(|7`8p+T
算式：提示3A,s7?(U*S9E;`8z7](A9f;x(F/[6a2D(|7`8p+T
答：可以得到0]7H1h9_-g)I,j7T0b:t:h2b:f2t-D个小正方体，表面积增加了0x1m:n'K'V+U平方分米。6a2D(|7`8p+T