The children were playing a counting game in the park.

A negative number refers to a number less than zero.

A positive number is a number greater than zero.

My younger brother is attending a middle education school.

My younger brother goes to a school for special needs.

She is a famous numerologist, and many people seek her advice.

Please teach me how to find the greatest common divisor.

In this experiment, we will measure the critical Reynolds number.

I am currently reading Numbers.

What is the value below this decimal point?