Global Math Challenge is an online math contest for all the math lovers in the world. All you need is a tablet or computer to join in to this global contest that more than 250,000 math lovers have taken part from more than 85 countries.
Not only will you enjoy our original fun brain teasers, but you will also get a report for your results based on the 5 Thinking Strategies after the contest.
For those of you who are looking for some sample questions, we have a Mini Math Challenge to warm up your brain. Are you ready to challenge?
100 people join a tennis tournament.
How many matches are there in total?
<Hint> The number of games is the same as the number of people under a specific condition.
Let’s check the answer!
Did you get it right?