Fraction BasicsPlotting Fractions on a Number Line |
Introduction to Fractions |
Fraction Beach
Mixed Number to an Improper FractionYou can use either an improper fraction or a mixed fraction to show the same amount.
For example 1 3/4 = 7/4, as shown here: 1 3/4 = 7/4 Converting Mixed Number to Improper FractionTo convert a mixed fraction to an improper fraction, follow these steps:
3 × 5 = 15 Add the numerator to that: 15 + 2 = 17 Then write that down above the denominator, like this: 17/5 Games
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Improper Fraction to a Mixed NumberYou can use either an improper fraction or a mixed fraction to show the same amount.
For example 1 3/4 = 7/4 as shown to the left. To convert an improper fraction to a mixed fraction, follow these steps:
11 ÷ 4 = 2 with a remainder of 3 Write down the 2 and then write down the remainder (3) above the denominator (4), like this: 2 3/4 Games and Practice |
Finding the Least Common Denominator (LCD)Here is how to find out:
1/3 List the multiples of 3: 3, 6, 9, 12, 15, 18, 21, ... 1/6 List the multiples of 6: 6, 12, 18, 24, ... Then find the smallest number that is the same multiples of 3: 3, 6, 9, 12, 15, 18, 21, ... multiples of 6: 6, 12, 18, 24, ... The answer is 6, and that is the Least Common Denominator. |
Greatest Common FactorGames |