a. \( 2 \div 7= \)

The result of \( 2 \div 7 \) can be expressed as a fraction: \( \frac{2}{7} \). If you're looking for a decimal, it would be approximately 0.2857, which is a repeating decimal. It’s a delicious little piece of math that's less than one but greater than zero – perfect for sharing a pizza among friends where you can only grab a slice here and there! Dividing by a number greater than the numerator can sometimes be tricky. A common mistake is forgetting that the result will always be less than one in these cases. Remember, if you're ever unsure, you can always convert the fraction into a decimal or use a calculator for a quick check!