Conclusion: You found a snake nest
Answer:
We have to multiply
⇒39.6 x 5.20 [ Using traditional method]
Traditional method: used by humans when they learnt counting and when fraction came into existence.Suppose something(Area of a field) is divided into parts and another thing(Amount of water used in irrigating the field) is divided into parts and then we have to multiply these two numbers.
18.0 1
- 0.4 17.0
_____ - 0.4
-------> ____
17.6