On Monday Buddy has 30 baseball cards. On Tuesday Buddy loses half of them. On Wednesday Buddy buys 12 baseball cards. On Thursday he buys a third of what he had on Tuesday. How many baseball cards does he have on Thursday?
On Tuesday Buddy has 30/2 = <T>divide(30, 2)=15.0 baseball cards.
On Wednesday Buddy has 15+12 = <T>add(15, 12)=27 baseball cards.
On Thursday Buddy buys 15/3 = <T>divide(15, 3)=5.0 baseball cards.
On Thursday Buddy has a total of 27+5 = <T>add(27, 5)=32 baseball cards.
