



 
Hi Sharon, To convert a common fraction into a percent you need to find an equivalent fraction with 100 in the denominator. That's what percent means, per one hundred. Thus for 7/9 you need to find $x$ so that \[\frac79 = \frac{x}{100}.\] To solve for $x$ multiply both sides by 100 to get \[x = \frac79 \times 100 = 77.78.\] Thus $\large \frac79$ is 77.78%. I hope this helps,  


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