456+213 using the break apart strategy

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

What is 1/3x5 on anuber line what does it look like on a number line

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?