Finding percentages

This task is about finding percentages of numbers.
 
a)
The Harding whānau went on a journey of 150 km.
What percentage of the trip have they gone after?
 
 
i) 30 km? _________%
 
ii) 105 km? ________%
 
iii) 125 km? _________%
 
b)
Show how you would work out the distances below as a percentage of the whole 150 km trip if your calculator did not have a percent (%) key.
 
  i) 120 km of 150 km
 
 
 
 
 
 
Answer: ___________%
 
  ii) 20 km of 150 km
 
 
 
 
 
Answer: ___________%