Summed
++CHALLENGING AND HIGHLY ADDICTIVE++
++Put your mental maths ability to the test!++
TRY THE FIRST 3 LEVELS FOR FREE!
Progress through 10 levels of increasing difficulty by selecting the correct multiple choice answer, picking up points and time bonuses along the way!
No complicated rules, just start playing and have fun!
Future updates to include:
* More levels
* Challenges
* UI development