What is the reciprocal of 2 5/7 ?
\(2 \frac{5}{7}...fraction...transform\\ \frac{2*7+5}{7} \\\frac{19}{7}...invest \\ \frac{7}{19}...this...is... reciprocal\) I hope it helps you :)
it would be 2.57 because with the number you gave us would turn into a decimal