Question

What should be subtracted from -9876 to obtain -9512?
pls tell

Answer 1

$- 9876 - x = - 9512 \\ - x = - 9512 + 9876 \\ - x = 364 \\ x = - 364$

$- 364 \: \: must \: \: be \: subtracted \: from \: \\ - 9876 \: to \: get \: - 9512$

Verification :

$- 9876 - ( - 364) = - 9512 \\ - 9876 + 364 = - 9512 \\ - 9512 = - 9512 \\ l.h.s = r.h.s$