Math Fast Plus and Minus play online

Math plus and minus training, Suitable for all ages, Play anywhere and any time.

Features
Covering elementary level lessons
Can play plus, minus, And can play plus and minus at the same time
You can choose difficulty levels
Easy: has 3 choices to choose for the answer
Normal: the player needs to type their own answers
You can customize game rule
You can select the minimum and maximum numbers
Choose to finish the game immediately when the player answers incorrectly
You can choose the total question to played
You can set the game time in each round
You can play an endless game
You can check the answer after the game end, To check how you make mistakes
There are various statistics collected. Can view and check your stats at any time
You can change the input type to "Left to Right" or "Right to Left"
Has Carry and Borrow number systems