Question

Which is larger?
2.75 x 10^3 or 4.92 x 10^2






Write the number 0.0000000678 as the product of a single digit number times a power of 10.




Make a table of the powers of 10 from 10^5 to 10^-5.

Answer 1

4.92 x 10^2 is larger than 2.75 x 10^3.

0.0000000678 = 6.78 x 10^-8

| Power of 10 | Result |
|-------------|------------|
| 10^5 | 100,000 |
| 10^4 | 10,000 |
| 10^3 | 1,000 |
| 10^2 | 100 |
| 10^1 | 10 |
| 10^0 | 1 |
| 10^-1 | 0.1 |
| 10^-2 | 0.01 |
| 10^-3 | 0.001 |
| 10^-4 | 0.0001 |
| 10^-5 | 0.00001 |