Find the Right Sign
Nothing keeps your brain as fresh and agile as solving a few math problems. So, let’s do some equations – with a twist! Instead of numbers, it’s the arithmetic operators that are missing. Do you think you can find the correct signs? Click “Start Quiz” to find out!
What's your favorite number? Chances are it's 7. In a recent online poll of 3,000 people, nearly 10% chose 7 as their favorite number, with the number 3 coming in at second. Seven might be so popular because it's connected to many favorable things. It's also arithmetically unique in that it is the only single number you can't multiply or divide without keeping the answer between 1-10.