Question

1-Quanto é:

$3 {}^{2} - 5 {}^{0} - 7 {}^{1}$
Preciso da conta​

Answer 1

$\huge\boxed{\begin{array}{lr}3 {}^{2} - 5 {}^{0} - 7 {}^{1} \\ \: \: 9 - 1 - 7 \\ \: \: \: \: \: \: 8 - 7 \\ \: \: \: \: \: \: \: \: \: \: \blue{1} \end{array}}$