Question

Subtract the following (-85) from (-21)​

Answer 1

$\: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = ( - 21) - ( - 85) \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: = - 21 + 85 \\ \: = 64$

Answer 2

Answer:

-21-(-85) = -21+85 = 64.