Step-by-step explanation:
It can be done using an example.
Let first fraction is :
Second fraction is :
Subtraction of negative fraction from a positive decimal is as follows :
We can convert the above fractions to decimal :
= 0.5-(-0.2)
Now, add the opposite of the negative number to the positive number.
= 0.7
Hence, the correct options are :
(c) Convert both numbers into decimal form.
(e) Add the opposite of the negative number to the positive number.