Addition with regrouping

1. Place Value Practice:  Figure out how many 100s, 10s, and 1s each number has.  Then press "check."  When you get 25 correct. go on to the next game.
2. Bead Numbers:  Read the question and move the beads to the 100s stick, the 10s stick, or the 1s stick to  answer the question. To start, choose "Computer Questions."
3. Lifeguards:  Use the 10s or 1s levers to move the boat to rescue the swimmers.  After you have moved the boat, click the life ring.  For more of a challenge, turn off the radar.
4. Manny's Math:  Move the base 10 blocks onto the mat to make the numbers.
5. Addition with base 10 blocks:  Answer 2 digit problems from a worksheet using the base ten blocks.