Convert 0.3 to a ratio (decimal 0.3 as a ratio)

0.3 as a ratio

Here we will show you how to convert the decimal number 0.3 to a ratio. In other words, we are going to convert the decimal number 0.3 to the a:b ratio format. The steps to converting the decimal number 0.3 to a ratio are as follows:

Step 1) Convert the decimal number to a fraction by making 0.3 the numerator and 1 the denominator, like this:

0.3 =

		0.3
		1

Step 2) Multiply the numerator and denominator by 10 to eliminate the decimal point.

		0.3 × 10
		1 × 10

		3
		10

Step 3) Simplify the fraction in the previous step by dividing the numerator and the denominator by the greatest common factor (GCF) of 3 and 10. (The GCF of 3 and 10 is 1.)

		3 ÷ 1
		10 ÷ 1

		3
		10

Step 4) Convert the fraction in the previous step to a ratio by replacing the divider line with a colon like this:

		3
		10

= 3:10

That's all there is to it. Now you know 0.3 as a ratio. Once again, below is the answer to the decimal number 0.3 converted to a ratio:

3:10

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0.31 as a ratio
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