Question

UNA FRACCIÓN ENTRE 4/10 Y 5/ 10

Answer 1

$\frac{4}{10} =0.4 \\ \\ \frac{5}{10} =0.5 \\ \\ 0.4<0.45<0.5 \\ \\ 0.45= \frac{4.5}{10} = \frac{45}{100} \\ \\ \frac{45}{100} = \frac{5*9}{5*20} = \frac{9}{20} \\ \\ \boxed{ \frac{4}{10} < \frac{9}{20} < \frac{5}{10} }$

Answer 2

4/10 Y 5/ 10 ================================= multiplicando numerador y denominador por 2 ===================================== 4/10(2/2) = 8/20 (5/10)(2/2) = 10/20 ============================== En la recta numérica -----------0------------------|-------------------|----------------------|------ 8/20 9/20 10/20 ======================================= Entre las infinitas fracciones dentro del intervalo, 9/20 es una