Answer:
You can go through your notes, go step by step of the equation to understand what you have to do
Step-by-step explanation:
36cm
4.5+4.5 = 9
9*4 = 36cm
Fraction:
Decimal: 0.308
Explanation: means 4 ÷ 13. If you do that division, you get 0.3076 which can be rounded up to 0.308.
50%
since 200 is 100% then 100 is 50%