Question

Calculati 0,5:1/2-1=?

Answer 1

= 0,5  · 2 /1   - 1 = 0,5  · 2 - 1 = 1  - 1 = 0

Answer 2

$0,5:\frac{1}{2}-1=\frac{0,5*2}{1}-1=\frac{1}{1}-1=1-1=0$