could someone please help me , i just want to know how is it done & I’ll understand .

Answer:
Step-by-step explanation:
1) 2/5= 0.4
2) 2 1/8= 2.1
3) 4/33= 0.12
4) -6/11= -0.54
Explanation:
In fractions, the numerator is the number above the line and the denominator is the number below.
The line in a fraction that separates the numerator and the denominator represents division.
To convert a fraction to a decimal, divide the numerator by the denominator.