$\dfrac{13}{50}+$ `9%` $+$ $\dfrac{41}{100}+0,24$
$=\dfrac{13}{50}+$ $\dfrac{9}{100}$ $+$ $\dfrac{41}{100}+$ $\dfrac{24}{100}$
$=\dfrac{13}{50}+$ $(\dfrac{9}{100}$ $+$ $\dfrac{41}{100}+$ $\dfrac{24}{100})$
$=\dfrac{13}{50}+$ $(\dfrac{50}{100}$ $+$ $\dfrac{24}{100})$
$=\dfrac{13}{50}+$ $\dfrac{74}{100}$
$=\dfrac{13}{50}+$ $\dfrac{37}{50}$
$=\dfrac{50}{50}=1$
$\text{#Hội_trồng_rau}$
$\text{#No_copy}$
