Respuesta :

Answer:

yeah me too just mark me brainliest so I can get points plllzzzz

Step-by-step explanation:

Answer:

Sure,

Step-by-step explanation:

(+5)+(-2.7)+(+1.7)

|-280| + (-320)

4³ + (√144 - 5²) + 99 to the power 0 - 2 to the power -1

(12/21)²- (16/28)²