The question as asked is too much like, "When did you stop beating your wife?" It presupposes something that isn't necessarily true. More concretely, it doesn

The question as asked is too much like, "When did you stop beating your wife?" It presupposes something that isn't necessarily true. More concretely, it doesn't establish how it came to the conclusion that "Americans stink at math." Which Americans? What math? Where is the evidence? Cannot recommend. But then again, the Times isn't really a very good newspaper.