Question

6. 3/5 - 3/10
7. 4/6 - 1/12
8. 4/6 - 1/2
9. 3/4 - 1/3
10. 7/8 - 3/4

Answer 1

6.) 0.3
7.) 0.6
8.) 0.2
9.) 0.4
10.) 0.1

Answer 2

`(3)/(5) - (3)/(10) \\ = (3 * 2)/(5 * 2) - (3 * 1)/(10 * 1) \\ = (6)/(10) - (3)/(10) \\ = (6 - 3)/(10) \\ = (3)/(10)`