Posted by rfvv on Friday, April 16, 2010 at 9:32pm.
1. He solved two math questions with ease.
2. He solved two math problems with ease.
3. He solved two mathematical problems/questions with ease.
(Are all the same? Which one is commonly used?)

English  bobpursley, Friday, April 16, 2010 at 9:34pm
Probably 2) is the more common, but I have to tell you, not all math questions are problems. Just exactly what is a negative number, anyway?