Question

(-5) + (-4)- (-10)


(-10) - (+11) + (+20)​

Answer 1

Olá! td bem?

Vamos lá!!

$\sf \bf{( - 5) + ( - 4) - ( - 10)} \\ \\ \sf \bf{ - 5 - 4 + 10} \\ \\ \sf \bf{ - 9 + 10} \\ \sf \bf \boxed{ \red{ + 1}}$

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$\sf \bf{( - 10) - ( + 11) + ( + 20)} \\ \\ \sf\bf{ - 10 - 11 + 20} \\ \\ \sf\bf{ - 21 + 20} \\ \\ \sf\bf \boxed {\green{- 1}}$

Espero ter colaborado!!

$\boxed {\boxed{ \sf \bf{ \red { \huge{Rikke2 ✨}}}}}$