A cake 2

Karen sliced a cake into 10 slices. She ate 2/10 of it and after some time she ate another 4/10 of it. How much of the cake did Karen eat?

Correct answer:

x =  3/5

Step-by-step explanation:

$x=\frac{2}{10}+\frac{4}{10}=\frac{2+4}{10}=\frac{6}{10}=\frac{3}{5}=0.6$

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