Finding Cubes Problems -- without negative numbers

73 = ____ ?  93 = ____ ?  93 = ____ ?       343  729  729 
03 = ____ ?  33 = ____ ?  73 = ____ ?       0  27  343 
33 = ____ ?  93 = ____ ?  63 = ____ ?       27  729  216 
63 = ____ ?  43 = ____ ?  43 = ____ ?       216  64  64 
03 = ____ ?  73 = ____ ?  23 = ____ ?       0  343  8 
23 = ____ ?  63 = ____ ?  83 = ____ ?       8  216  512 
13 = ____ ?  13 = ____ ?  93 = ____ ?       1  1  729 
83 = ____ ?  73 = ____ ?  43 = ____ ?       512  343  64 
13 = ____ ?  93 = ____ ?  83 = ____ ?       1  729  512 
63 = ____ ?  13 = ____ ?  43 = ____ ?       216  1  64 
33 = ____ ?  03 = ____ ?  03 = ____ ?       27  0  0 
43 = ____ ?  43 = ____ ?  13 = ____ ?       64  64  1 
43 = ____ ?  63 = ____ ?  23 = ____ ?       64  216  8 
23 = ____ ?  73 = ____ ?  83 = ____ ?       8  343  512 
83 = ____ ?  53 = ____ ?  13 = ____ ?       512  125  1 
13 = ____ ?  13 = ____ ?  13 = ____ ?       1  1  1 
33 = ____ ?  43 = ____ ?  13 = ____ ?       27  64  1 
73 = ____ ?  43 = ____ ?  93 = ____ ?       343  64  729 
73 = ____ ?  23 = ____ ?  63 = ____ ?       343  8  216 
63 = ____ ?  53 = ____ ?  83 = ____ ?       216  125  512 
23 = ____ ?  23 = ____ ?  13 = ____ ?       8  8  1 
33 = ____ ?  13 = ____ ?  63 = ____ ?       27  1  216 
13 = ____ ?  03 = ____ ?  53 = ____ ?       1  0  125 
63 = ____ ?  13 = ____ ?  13 = ____ ?       216  1  1 
73 = ____ ?  93 = ____ ?  93 = ____ ?       343  729  729 

Lines = 25  Problems = 75  Number Correct _____Number Wrong _____