Compare decimals including negatives

The number farther to the left on the number line is smaller.

1. Which sign makes this true? 3.8 ○ 0.9
2. Which sign makes this true? 1.7 ○ −2.9
3. Which sign makes this true? −3.1 ○ −2.7
4. Which sign makes this true? 3 ○ 4.6
5. Which sign makes this true? 5.8 ○ −0.7
6. Which sign makes this true? −5.7 ○ 7.1
7. Which sign makes this true? −7.8 ○ −7.2
8. Which sign makes this true? 8.6 ○ −1.2
9. Which sign makes this true? −7.4 ○ −14.7
10. Which sign makes this true? 9.3 ○ −8.2
11. Which sign makes this true? 7.2 ○ −13.7
12. Which sign makes this true? −20 ○ −1.7
13. Which sign makes this true? −40.4 ○ 20.3
14. Which sign makes this true? −11.9 ○ 16.5
15. Which sign makes this true? −30.5 ○ −49.2
16. Which sign makes this true? 7 ○ 4.7
17. Which sign makes this true? −90 ○ 88.1
18. Which sign makes this true? 57.4 ○ 57.1
19. Which sign makes this true? −5.1 ○ −99.4
20. Which sign makes this true? −55.5 ○ 71.3