Q.1
If you want to convert 124 [8] into base 10 (the [8] means a subscript 8)
Make base ten place values
Make base 8 place values
Q.2
If you want to convert 124 [8] into base 10 (the [8] means a subscript 8)
Place 124 into the place values table because it is *in* base 8.
Place 124 outside of the place values table because it is *not in* base 8
Q.3
If you want to convert 217 into base 8
Make base ten place values
Make base 8 place values
Q.4
If you want to convert 217 into base 8,
Place 217 into the place values table because it is *in* base 8
Place 217 outside of the place values table because it is *not in* base 8