Number Systems Test

15 + 6.039 =

15 - 6.039 =

0.03 x 0.22

 $8.2\div0.04$  

3 1/2 + 6 2/3

6 1/3 - 3 1/2

2 1/2 x 7/10

 $2\ \frac{1}{2}\div\frac{7}{10}$  

-8 + 5

-8 - (-3)