Instructions
Complete the following addition problems. Show your work for each problem.
1. What is 27 + 15?
Show your work:
2. What is 63 + 29?
Show your work:
3. What is 88 + 47?
Show your work:
4. What is 102 + 56?
Show your work:
5. What is 35 + 68?
Show your work:
6. What is 79 + 85?
Show your work:
Extra Challenge: What is 150 + 275?
Show your work: