<u>is there a way i can draw on it to help explain it?</u>
Answer:
No because they planted 180 trees
Step-by-step explanation:
add 20% + 10% to get 30%
30% of 600 is 180
2)

To change the sign from ÷ to ×, flip

to get

You now have:


3) BODMAS
Bracket
Of
Division
Multiplication
Addition
and
Subtraction
36 ÷ 4 -3(-25 +15)
-25 +15 = -10
You now have:
36 ÷ 4 -3(-10)
36 ÷ 4 = 9
Therefore, we now have:
9 -3(-10)
= 9 + 30
=39