Understanding fractions quiz review
Post on 21-Jan-2015
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Understanding Fractions QuizWhat’s on the quiz?
What’s on the Quiz?Equivalent fractions Simplest form
Improper fractions Mixed numbers
Decimal to fraction Fraction to decimal
Comparing fractions Ordering fractions
Equivalent Fractions
• You form equivalent fractions by multiplying or dividing the numerator and denominator by the same nonzero number.
• Write two equivalent fractions for the following fraction:
14/28
Simplest Form
• To write a fraction in simplest form, divide both the numerator and the denominator by the GCF.
• Write the following fraction in its simplest form:
27/72
3/8
Improper Fractions
• An improper fraction has a numerator greater than or equal to its denominator.
• Write the following improper fraction as a mixed number:
22/5
4 2/5
Mixed Numbers
• A mixed number shows the sum of a whole number and a fraction.
• Write the following mixed number as an improper fraction:
2 3/8
19/8
Decimals to fractions
• To express a decimal as a fraction, say it, write it, reduce it.
• Write the following decimal as a fraction:
2.14
2 7/50
Fractions to decimals
• To write a fraction as a decimal, divide the numerator by the denominator. Write a bar over the digits that repeat.
• Write the following fraction as a decimal:
8/9
_
0.8
Comparing Fractions
• To compare fractions, first create a common denominator. Then compare the numerators.
• To compare mixed numbers, first compare the whole numbers. If the whole numbers are the same, compare the fraction parts.
Ordering Fractions
• To order fractions with unlike numerators and denominators, find equivalent fractions. Then order the numbers.
Comparing and Ordering Fractions
• Compare the following fractions
9/24 3/8 Order the following fractions from least
to greatest
4/8 5/6 7/9
The test is coming!
• What can you do to study?• Look at notes we took during the unit (complete problems we
did not do in class)
• Past homework and quizzes
• Play practice games online!
• Test review
• GOOD LUCK!
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