Grade 9 MATHEMATICS:  Percents

 

CLASSWORK      NAME____________________________________DATE_______________

 

1.  Write these values in order of size with the smallest first.

                    0.72              25%              0.3             79%             

Answer:_________________________________________________

 

2.      Shade in 20% of this shape.

 

3.      What percentage of this shape has been shaded?                                         3)______________

 

4.      Write 36% as a fraction in it simplest form.                                                  4)______________

 

5.      10% of the 500 students at Kingsdown School took part in the music concert.  How many students took part in the concert?                                                                                                                                                                                      5)______________

 

6.      Work out:

 

a.       30% of $20                                                                              6a)_____________

b.      15% of 200 metres                                                                   6b)_____________

 

7.      There are 850 pupils at Stewart High School.  24% of these pupils are in Year 8.  How many pupils are in Year 8 at Stewart

High School?                                                                                              7)______________

 

8.      a)  In a sale, a shop reduces all its prices by 20%.  Before the sale the

price of a coat was $60.  Work out the sale price of the coat.                8a)_____________

 

b)   Last year Sally’s hourly pay rate was $4.60.  This year she

      received a pay raise of 5%.  Work out her hourly pay rate this year.      8b)_____________

 

9.      There are 650 pupils at Ashcroft School.

a.       130 of these pupils are left-handed.  Work out the

percentage of the pupils at Ashcroft School who are

left-handed.                                                                              9a)_____________

b.      What percentage of the pupils at Ashcroft School are

right-handed?                                                                           9b)_____________