[Minus 1/2]100×2 101 [Negative 2:1]100×2 101

[Minus 1/2]100×2 101 [Negative 2:1]100×2 101

(-1/2)`100 *2`101=1/2`100 *2`100 *2 =2

0

-22 To the 99th power: Did you hit an extra 2? ^ Is the power.
(-2)^99*(-1/2)^100+8^101*(-0.125)100
=-1/2*(2*1/2)^99+8*(8*0.125)100
=-1/2+8
=15/2