Calculate the following percents in your head.

1.    10 % of 50 = ____________

2.    20% of 60  = ____________

3.    10% of 35 = ____________

4.    10% of 24.65 = ____________

5.    15% of 40 = ____________

6.    15% of 160 = ____________

7.    25% of 60 = ____________

8.    35% of 40 = ____________

9.    4% of 200 = ____________

10.    7% of 300 = ____________

11.    4.3% of 200 = ____________

12.    13% of 300 = ____________

Calculate the following.  You may use a calculator.

13.    13% of 45 = ____________

14.    22% of 456 = ____________

15.    56% of 12,345 = ____________

16.    4.3% of 235 = ____________

17.    1.2% of 8 = ____________

18.    .5% of 230 = ____________

19.    ¹/₄ %  of 450 = ____________