what is a fraction? copyright © 2013 kelly mott. what is a fraction?: part 1: lessonlesson part 2:...
TRANSCRIPT
What is a fraction?
Copyright © 2013 Kelly Mott
What is a Fraction?:Part 1: LessonPart 2: Online Practice
Copyright © 2013 Kelly Mott
FOCUS QUESTION: What is a fraction?
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• A fraction can be a part of a whole.• A fraction splits the whole into pieces.• The pieces must be equal in size.
• If I eat one of the two pieces, what fraction did I eat?
+ =
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• A fraction can also be a part of a set or part of a group.
• Below is a set of 3 cookies. If Alex eats 1 cookie, what fraction of the cookies are left?
OUT OF
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FOCUS QUESTION: What do we call the parts of a fraction?
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• A fraction has 2 parts.
14
Numerator –
Denominator –
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QUICK CHECK
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Which number is circled?
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3
4 = denominator
Which number is circled?
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3
4
= numerator
PRACTICE: Can you name these fractions?
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Practice 1: Name each Fraction
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Practice 2: Name each Fraction
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Practice 3: Color each Fraction
1/2 3/4
4/6 5/8
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Practice 4: Color each Fraction
2/8 3/6
7/10 5/12
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PRACTICE: Fractions in a set or group
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What fraction of the M & M’s are green?
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What fraction of the instruments have strings?
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What fraction of the fish have stripes?
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What fraction of the arrowshit the bulls-eye?
What fraction of the apples are on the tree?
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What fraction of the food is a cheeseburger?
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What fraction of the birds is a parrot?
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PRACTICE: Story Problems
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1. Brenda made a quilt with 8 equal-sized squares of material. If 5 squares are blue and 3 squares are white, what fraction of the quilt is blue?
Question: Steps:
Solve: Answer in Words:
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2. Marco has 2 dozen marbles. Allysa has ½ dozen marbles. Who has more marbles? How many more?
Question: Steps:
Solve: Answer in Words:
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3. The farm sold 158 large pumpkins and 471 small pumpkins. How many pumpkins did the farm sell in all?
Question: Steps:
Solve: Answer in Words:
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4. The fence company used 2,765 feet of fencing to enclose the playground. What is that number rounded to the nearest thousand?
Question: Steps:
Solve: Answer in Words:
Copyright © 2013 Kelly Mott
Copyright © 2013 Kelly Mott
Online Practice:• http://www.bgfl.org/bgfl/custom/r
esources_ftp/client_ftp/ks2/maths/fractions/index.htm
• http://www.harcourtschool.com/activity/cross_the_river/
• http://www.primarygames.com/fractions/question1.htm
Copyright © 2013 Kelly Mott