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Mathematics 20 Online
OpenStudy (anonymous):

2 and 1/3 minus 1 and 2/3. Please explain how to do this.

OpenStudy (anonymous):

can you convert both of those to fractions instead of mixed numbers?

OpenStudy (anonymous):

I don't know. I am just learning how to do theses.

OpenStudy (anonymous):

Every pie I make I cut into thirds. (3 pieces) I have 2 pies and an extra piece... how many pieces do I have?

OpenStudy (anonymous):

7

OpenStudy (anonymous):

that's right!

OpenStudy (anonymous):

two wholes and 1 third is seven thirds... so I will write 2 and 1/3 = 7/3

OpenStudy (anonymous):

now can you do the same thing with 1 and 2/3 ?

OpenStudy (anonymous):

5/3

OpenStudy (anonymous):

there ya go... so we want to know what 7/3 - 5/3 is. Can you do that?

OpenStudy (anonymous):

2/3

OpenStudy (anonymous):

good job! see how easy this is? you know how to do it

OpenStudy (anonymous):

yeah thank you

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