This course will become read-only in the near future. Tell us at community.p2pu.org if that is a problem.

Practise makes perfect


Here are 200 equations grouped into 10 groups. Start with the first geoup, and keep going till you get 4 correct in a row. You van then go to the next group.  When you get to group 7, you are good to go for  this course, and you have won your badge. .  If you fancy yourself or like a challenge, keep going.   If you complete Group 10 you get your badge cum Lauder.

Task Discussion