Qual é o resultado de 10 - 4/2 + 4/5 + 4/2 ?
a) 0,6
b) 0,5
c) 0,4
d) 0,3
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mmc (1, 2, 5) = 10
![\frac{10 \times 10}{10} - \frac{4 \times 5}{10} + \frac{4 \times 2}{10} + \frac{4 \times 5}{10} \\ \\ \frac{100}{10} - \frac{20}{10} + \frac{8}{10} + \frac{20}{10} = \frac{108}{10} = 10.8 \frac{10 \times 10}{10} - \frac{4 \times 5}{10} + \frac{4 \times 2}{10} + \frac{4 \times 5}{10} \\ \\ \frac{100}{10} - \frac{20}{10} + \frac{8}{10} + \frac{20}{10} = \frac{108}{10} = 10.8](https://tex.z-dn.net/?f=+%5Cfrac%7B10+%5Ctimes+10%7D%7B10%7D++-++%5Cfrac%7B4+%5Ctimes+5%7D%7B10%7D++%2B++%5Cfrac%7B4+%5Ctimes+2%7D%7B10%7D++%2B++%5Cfrac%7B4+%5Ctimes+5%7D%7B10%7D++%5C%5C+++%5C%5C+%5Cfrac%7B100%7D%7B10%7D++-++%5Cfrac%7B20%7D%7B10%7D++%2B++%5Cfrac%7B8%7D%7B10%7D++%2B++%5Cfrac%7B20%7D%7B10%7D++%3D++%5Cfrac%7B108%7D%7B10%7D++%3D+10.8)
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