Solve problems by taking photos. View detailed solving steps. Perform addition, subtraction, division, and multiplication. Support 12 significant digits. Switch between landscape and portrait mode. No ads.
Practice mental arithmetic with addition, subtraction, multiplication, division, and mixed modes. Use 1 to 5 digit numbers in column format. Track daily scores and view progress graphs. Compete in rankings via Game Center.
Practice facts with addition, subtraction, multiplication,
Practice basic facts with addition, subtraction, multiplication, and division. Solve randomly generated problems with or without a time limit. Track progress through visual charts. Adjust difficulty for grades 1 to 4.