Coach A spent $29x 10=$<<29*10=290>>290 for the 10 basketballs.
Coach B spent $2.50x14=$<<2.5*14=35>>35 for the 14 baseballs.
So, Coach B spent a total of $35+$18=$<<35+18=53>>53 for the baseballs and a bat.
Thus, Coach A spent $290-$53=$<<290-53=237>>237 more than coach B
#### 237