Question

[Hiền Phạm]

-5+(-37-45+51)-(-37+51)

.giúp mk tính từg bước vs ạk

Answer 1

[nghia]

= -5 - 37 - 45 + 51 + 37 - 51

= (-5 -45 )+ (37 - 37) + (51 - 51) 

= -50 

Answer 2

[X1]

\(-5+\left(-37-45+51\right)-\left(-37+51\right)\)

\(=-5-37-45+51+37-51\)

\(=-\left(5+45\right)-\left(37-37\right)+\left(51-51\right)\)

\(=-50-0+0=-50\)