10,92:2,1

To perform the division \( 10.92 \div 2.1 \):

1. Convert the numbers to avoid decimals by multiplying both by 10:

   • \( 10.92 \) becomes \( 109.2 \)
   • \( 2.1 \) becomes \( 21 \)

2. Now divide \( 109.2 \) by \( 21 \): \[ 109.2 \div 21 \approx 5.2 \]

So, \( 10.92 \div 2.1 \approx 5.2 \).