I used to know that maths : stuff you forgot from school /
Chris Waring.
- 192 pages : illustrations ; 21 cm
“Are you confused by quadratic equations? Do you feel flummoxed by fractions and perplexed by percentages? Whether we enjoyed it at school or not, maths plays a major part in our daily lives, from counting change to installing shelves at the correct angle. The light-hearted guide is a fun way to re-learn all those useful tips and tricks that you once knew about maths but have long forgotten”