Fill in the blanks with >, <, or =.
1. 3 + 5 > 7
2. 2 + 5 < 10
3. 18 + 2 > 19
4. 11 + 4 > 11
5. 12 + 2 = 14
6. 5 + 1 < 10
7. 8 + 7 < 16
8. 10 + 10 < 21
9. 2 + 2 + 2 = 3 + 3
10. 20 + 5 > 10 + 10