45140 ÷ 8 = 5642 R4
Sure thing! Let's divide 45140 by 8 together.

Step 1:
8 goes into 4 0 times with a remainder of 4.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 4 to get 4.
Bring next digit (5) of the dividend behind the 4 and repeat the process: 45 / 8

Step 2:
8 goes into 45 5 times with a remainder of 5.
Write down 5 as next digit of of the result. 
Result so far: 5
Subtract 40 from 45 to get 5.
Bring next digit (1) of the dividend behind the 5 and repeat the process: 51 / 8

Step 3:
8 goes into 51 6 times with a remainder of 3.
Write down 6 as next digit of of the result. 
Result so far: 56
Subtract 48 from 51 to get 3.
Bring next digit (4) of the dividend behind the 3 and repeat the process: 34 / 8

Step 4:
8 goes into 34 4 times with a remainder of 2.
Write down 4 as next digit of of the result. 
Result so far: 564
Subtract 32 from 34 to get 2.
Bring next digit (0) of the dividend behind the 2 and repeat the process: 20 / 8

Step 5:
8 goes into 20 2 times with a remainder of 4.
Write down 2 as next digit of of the result. 
Result so far: 5642
Subtract 16 from 20 to get 4.

The final result is 5642 with a remainder of 4.