ArithmeticWorkOut

Four arithmetic operations
Calculation pyramids
Expression Fill-in problems
Expression puzzle problems

By using a large number of problems and changing the level, it is suitable for both beginners and advanced users of arithmetic. Please solve these puzzles every day to improve your math skills!

Young children can learn addition, subtraction, etc. by starting at a lower level!
Even junior high school students, high school students, and adults can train their brains by solving problems corresponding to their level, so please give it a try!