Arnold buys a medical book worth 1,500 and a science book for 890 .How much

[moondette q]

change he must receive if he pays? 2,500 to the cashier. What is the hidden question? Number sentence ( equation).

 

[heiress_rhodes]

1,500 + 890 = 2390
2500 - 2390 = 110

 

[queenbee0687]

1500+890=2390
2500-2390=110

 

[Maccactm]

1500+890=2390
2500-2390=110

 

[Buck]

The medical book was worth 1,500. You didn't say how much he paid for it.