\(=\dfrac{62500}{502:\left[112-52+115\right]}=\dfrac{62500}{502:175}\simeq21787,84861\)
\(62500:\left\{502:\left[112-\left(52-23.5\right)\right]\right\}\\ =62500:\left\{502:\left[112-\left(52-115\right)\right]\right\}\\ =62500:\left\{502:\left[112-\left(-63\right)\right]\right\}\\ =62500:\left\{502:175\right\}\\ =62500:\dfrac{502}{175}\\ =21787,84861\)
\(62500:\left\{502:\left[112-\left(52-23.5\right)\right]\right\}\)
\(=62500:\left\{502:\left[112-\left(52-115\right)\right]\right\}\)
\(=62500:\left\{502:\left[112-\left(-63\right)\right]\right\}\)
\(=62500:\left(502:175\right)\)
\(=62500:\dfrac{502}{175}\sim21788\)