Answer:
1
Step-by-step explanation:
Given :
divided by 
Now, it can be solving as:

Simplest form of given equation is 1
Answer:
1/10
Step-by-step explanation:
2/5=4/10
4/10-3/10=1/10
Answer:
112 if you don't include the triangle sides as they are not necessary, but 124 if you include one triangle and 136 if you include both triangle sides
To what ???? Was there supposed to be a picture?