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<http://webisa.webdatacommons.org/294733312>	<http://www.w3.org/ns/prov#value>	"LOSERS! 1 Free More from developer Pre-ordered Mental Arithmetic Marandsoft 1 Free There are two main modes (Singleplayer and Multiplayer)In singleplayer mode you can improve your mental arithmetic skill and compare your skill with others or just train your simple math skills.This app provieds three types of complexity (Easy,Average,I am genius) and for each type a set of exercise types.Exercise t" .