Would you like to develop your math abilities to the whole new level? Want to do mental math super-fast? Well, MathTrainer is the right choice then. 🎓 Practice in 4 modes: • Addition and subtraction • Combination of addition, subtraction and multiplication • Division • Multiplication 🎓 Challenges with a timer: your mental calculations will be not only correct but also speedy. 🎓 There are no answer choices — you will have to figure out the correct answer relying only on yourself. So