UK’s sums don’t add up because our oil revenue has all been squandered

ONE plus one equals two. One times two is two. 11 times 12 is 132. 21 divided by four is 5.25 (actually it was five-and-a-quarter in my day). This was stuffed into my head in school. Numbers and letters, printed large and hung on the walls. We were such sweet wee weans. Source