Long vs. Short Division

Having trouble with long division, simplify it! This simple trick comes from Math Guide. 
Short Division example below: 
1. 6 into 25 = 4
2. 1 left over, draw it in front of the 3
3. 6 into 13 = 2
4. 1 left over, draw it in front of the 2
5. 6 x 2 = 12, No remainder!