Question

\(-\left(251.3+281\right)+3.251-\left(1-281\right)\))

Answer 1

Ta có :

-251.3-281+3.251-1+281

=-281-1+281

=-1

:)) đây nhé bạn

Answer 2

\(-\left(251.3+281\right)+3.251-\left(1-281\right)\)

\(=-251.3-281+3.251-1+281\)

\(=3.\left(251-251\right)+\left(-281+281\right)-1\)

\(=3.0+0-1\)

\(=-1\)