Her tweets caused a bit of a frenzy

Rachel Riley caused a bit of a stir at the weekend when she supposedly tweeted she was bad at maths.

The video, posted to her Twitter account, showed her 'admitting' that she can't do math and uses an earpiece to do the complex sums on Countdown.

However, the world can rest easy because this morning she posted another video saying it was all a big joke.

She is decent at sums and participated in the spoof video to highlight how sophisticated fraudsters are becoming: