Four to the negative 5th power equals 0.0009765625
Seven to the negative 5th power is 0.00005949901
15 to the negative 5th power as a fraction can also be written as 1/15 to the 5th power.
1/-25
0.000049
.0001
0.000089
-0.00003
The same as 42 to the power of 5 but negative
6.2x10 to the negative 5th power in standard notation = 0.000062
0.000089
0.000039