A mixed number is a combination of a whole number and a fraction. For example, if you have two whole apples and one half apple, you could describe this as 2 + 1/2 apples, or 21/2 apples.
Writing…
If your friend has half a pie, how many quarter-pies are in that half? Or, to put this into mathematical notation:1/2 ÷ 1/4 = ? To get the answer, flip the divisor (the second fraction) over, and…
Consider the following two fractions:1/2 and 2/4 These fractions are equivalent fractions. They both represent the same amount. One half of an orange is equal to two quarters of an orange. However…
To find the reciprocal of a fraction, flip it over, so that the numerator becomes the denominator and the denominator becomes the numerator. That is:The reciprocal of 4/5 is 5/4 Note that the…
Many American kids don’t think twice about paying $20 for a video game or a sweatshirt. But that $20 would go a very long way in third-world countries. Here’s a look at how far a few dollars can…
A prime number can be divided, without a remainder, only by itself and by 1. For example, 17 can be divided only by 17 and by 1. Some facts:The only even prime number is 2. All other even numbers…
See the interactive periodic table. Although some elements, such as gold and iron, have been known to humans since prehistoric times, it wasn't until the 17th century that the first scientific…
The Reproductive System The female body is incredible. The following list describes the events in a female's body that enable her to bear children.At birth, a girl baby has about 400,000 immature…
Your body and your mind are totally connected. Here are some of the things you can do with your body and mind to feel good about yourself. Put on comfortable clothes and go out for a walk. Walking…
Being female has never been easy, especially when you consider the traps and tortures inflicted on girls and women for the sake of someone's idea of beauty. Here's a look at some of the life-…
