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Unitary Method in Fractions
Faizul Hashimon 4 March 2013
Transcript of Unitary Method in Fractions
1) FIND OUT HOW TO USE UNITS IN FRACTIONS UNITARY METHOD IN FRACTIONS LET'S START OUR LESSON Problem ARE YOU:
RESPECTFUL? What does 1/2 mean?
1 out of 2 parts?
You have learnt....... Units in Fractions •Faith has twice as many stickers as Joy
•For every 2 stickers that Faith has,
Joy has 1 sticker
Consider This: There are some girls and boys in a school. If the number of boys is 7/9 the number of girls, what is the total number of units of children? RECAP What is fraction of a set?
What is a set? ANY QUESTIONS? Items in a Grocery Store What is the fraction of the marbles circled? Example 1 How many trucks must I circle so that one-third of them remain uncircled? Example 2 Timothy bought 42 strips of paper for his project. Each strip of paper is 6/7 m long. What is the total length of paper that he bought? 6
7 m x 42? How about
these chocolates? Can this be considered half too? Who has more, Faith or Joy? 2 units 1 unit Who has half as many stickers as who? Faith Joy What happens when I change the 'number of times'? Faith has 3 times as many stickers as Faith Who has more, Faith or Joy? Who has one-third as many stickers as who? Faith Joy *** How about 4 times?
5 times? PRACTICE TIME
Visible Math Pg 89-90
Use pencil for the models Noise level: 1