Addition and Subtraction within 100
Cam's scored 18 points at his football game. Tyler's team scored 31 points. How many points did they score altogether? SHOW A BASE TEN MODEL
49
I collected 34 seashells at the beach. On the way home, I lost 12 of them. How many shells do I have now? SHOW A BASE TEN MODEL
22
On Monday I played my game for 35 minutes. On Tuesday I played for 23 minutes. How many minutes did I play on both days? USE EXPANDED FORM TO SOLVE
58