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What is the expression 7b-3(b-1) in simplest form?

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4b - 3
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Express as a fraction in simplest form?

I could, if I knew what was to be expressed in such a manner.

Can you express 0.30 as a fraction in simplest form?

To convert a decimal to a fraction, take a look at how many places the decimal takes up (this does not include zeros). There is only one, the tens place. So place 3 over 10. S

How do you express a decimal as a fraction in simplest form?

Make the decimal a fraction, which is usually one or two digits over 100. Decimal percentages will be expressed using larger denominators. One way of saying this is to write

When is a rational expression written in its simplest form?

When the numerator and denominator are coprime - ie have no factor in common other than 1.