Which of the following shows the correct process of solving −30+4.5?

Question

A: -3^0+4.5=-3+4.5=1.5
B: -3^0+4.5= -1 x3^0+4.5= -1 x 1 +4.5= -1+4.5=3.5
C: -3^0+4.5= (-3)^0 +4.5= 1+4.5=5.5
D: −3^0+4.5=−3⋅0+4.5=0+4.5=4.5

Answer 1

The correct process of solving −30+4.5 is option D: −3^0+4.5=−3⋅0+4.5=0+4.5=4.5.