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Maths

MY Prezi is about fractions
by

Alex Smith

on 25 April 2010

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Transcript of Maths

Fractions! How to add fractions How to minus fractions e.g: 3 4
--- + ---
6 5 1.Multiply the 2 denominators to get the common denominator (6x5=30)

2.Next multiply 3 by 5=12
and 6 by 4=24

3.The equation is now 12 24
---- + ----
30 30

4.Finally add together the numerators and the answer is
36
----
30

(This is an improper fraction so it is 1 and 6
----
30
e.g: 3 4
--- + ---
6 5 1.Multiply the 2 denominators to get the common denominator (6x5=30)

2.Next multiply 3 by 5=12
and 6 by 4=24

3.The equation is now 12 24
---- + ----
30 30

4.Finally minus together the numerators and the answer is
12
----
30


How to multiply fractions e.g: 3 4
--- x ---
6 5 1.Find the common denominator
(6x5=30) 2.Then simply multiply 3 by 4=12
And the answer is 12
----
30 How to divide fractions e.g: 3 4
--- x ---
6 5 1.Find the common denominator
Full transcript