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For instance; if you had the ratio 14 boys to 21 girls... Then it would be 14:21. To simplify that you divide both sides by the GCF (Greatest common factor), and in this case is 7. So 14 divided by 7 is 2 and 21 divided by 7 is 3. So the ratio simplified is 2:3.

To make a decimal an improper fraction, the decimal has to have the value of at least 1. For example 3.14 or 7.2. You then make the right hand side of the decimal a fraction. For example: 3 1/4 or 3 and 1 over 4 or 7 1/5 or 7 and 1 over 5. Then … Read more

78 out of 100, 39 out of 50