Matt vs Math
The online mental arithmetic game with Matt (Matt vs Math) is a math game of increasing complexity. Matt will offer you 132 levels of calculation, from simple addition and subtraction to calculations with equations with unknowns. At each level, the challenge is different, which forces you to stay awake, not knowing what challenge comes next. Different operations, with changing numbers of addends and with limited time for you to answer quickly, you have to be quick to do the mental calculations.