GCSE Maths: Percentages, Decimals and Fractions Livestream

The first of several livestreams happening every Friday at 4pm (GMT +1) discussing the topics of the Tom Rocks Maths Appeal GCSE Maths series. The topic this week is Percentages, Decimals and Fractions – full list of questions discussed (with timestamps) below.

All questions discussed in the video (with timestamps).

  • How do you convert a recurring decimal into a fraction? 1:40
  • What happens when you increase a number by 10% forever? 6:55
  • How does exponential growth/decay work? 12:50
  • Gameshow: Which is larger? 21:28
  • What is your favourite fraction? 33:27
  • What is your favourite proof? 37:07
  • What was the Reynolds number for your PhD experiments? 48:45
  • How do you prove the formula for the sum of consecutive integers? 49:38

Watch the lesson on Percentages, Decimals and Fractions here.

Bobby and Susan from Maths Appeal answer viewer’s questions here.

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