Answer :

apologiabiology
so when rounding numbers, if the decimal or fraction part is 1/2 or .5 or more then you round up

 6 and 4/7
4/7
7-4=3
4>3 so
4/7 is more than 1/2 so you round 6 and 4/7 up to 7
[tex]6\frac{4}{7}\\\\\frac{4}{7} > \frac{1}{2}=\frac{4}{8}\\\\therefore\ round\ the\ number\ UP\\\\\boxed{6\frac{4}{7}\approx7}\leftarrow answer[/tex]

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