Question

me ajude alguém ?
$321 + 645 \div 245 \times 41 - \sqrt{900} + 739$
​

Answer 1

$\large\sf{}321 + 645 \div 245 \times 41 - \sqrt{900} + 739 \\ \\ \\ \large\sf{}321 + \dfrac{645}{245} \times 41 - \sqrt{900} + 739 \\ \\ \\ \large\sf{}321 + \dfrac{645}{245} \times 41 - 30 + 739 \\ \\ \\ \large\sf{}321 + \dfrac{\cancel{645}}{\cancel{245}} \times 41 - 30 + 739 \\ \\ \large\sf{}321 + \dfrac{129}{49} \times 41 - 30 + 739 \\ \\ \large\sf{}321 + \dfrac{5289}{49} - 30 + 739 \\ \\ \large\sf{}1030 + \dfrac{5289}{49} \\ \\ {\large\boxed{\boxed{  { \large \sf \dfrac{55759}{49} }}}}$

${\large\boxed{\boxed{  { \large \sf Bons~Estudos }}}}$