Which is true?
2÷10=0.2
2÷100=0.2
2÷1,000=0.2
0.2÷1000=0.02
0.2÷100=20
0.2÷10=0.02
What is the relationship between the number of zeroes in a power of ten and the number of places the decimal point moves?
102
103
101
10-2