.00405 * 103. The decimal point gets moved three places to the right.
330.1 x 10-2. You move the decimal point two places to the left.
0.007030536883856
An exponent tells how many times the base is used as a factor. 10^3 = 10 x 10 x 10
420 = 4.2 × 102
1.001
When you write (10 \times 10 \times 10) as (10^3), the exponent "3" indicates that the base (10) is multiplied by itself three times. The term "third power" refers to raising a number to the exponent of 3. Thus, the third power of 3 is calculated as (3^3 = 3 \times 3 \times 3 = 27).
3.5 x 108 = 350,000,000
101
10 to the power 1
330.1 x 10-2. You move the decimal point two places to the left.
1*10-3
One-thousandth, 1 x 10-3
10 power of 4
0.00036
2.2237 x 10^4
0.007030536883856
10x10=102 or 10 squared.