What is 10.45% of 12800?

We need to find 10.45% of 12800.

The word "percent" means "per hundred" or "out of 100".

So 10.45% means 10.45 out of every 100.

To calculate with percentages, we first convert to a decimal.

Divide the percentage by 100:

10.45 ÷ 100 = 0.1045

This means 10.45% = 0.1045

Now multiply the decimal by the number:

0.1045 × 12800 = 1337.6

So 10.45% of 12800 = 1337.6

You can also think of it as a fraction:

10.45% of 12800 = (10.45/100) × 12800

= (10.45 × 12800) / 100

= 133760 / 100

= 1337.6