Here are the solutions for the addition problems in the image you provided:

1. $10 + 5 = 15$
2. $14 + 2 = 16$
3. $12 + 8 = 20$
4. $13 + 9 = 22$
5. $16 + 7 = 23$
6. $15 + 6 = 21$
7. $18 + 5 = 23$
8. $17 + 7 = 24$
9. $13 + 2 = 15$
10. $16 + 4 = 20$
11. $18 + 3 = 21$
12. $15 + 5 = 20$
13. $16 + 8 = 24$
14. $15 + 7 = 22$
15. $17 + 9 = 26$
16. $19 + 8 = 27$

Would you like further details or explanations about any of these?

Here are 5 additional related questions to practice:

1. What is $20 + 6$?
2. Solve $19 + 5$.
3. Find $18 + 9$.
4. Calculate $17 + 4$.
5. What is the result of $15 + 10$?

Tip: When adding numbers, breaking them down into smaller parts (like tens and ones) can help simplify the process.