Because -4 / -20 = 1/5 & -1/5 = -1/5 Remember negative divided by negative is a positive number & negative divided by a positive is a negative number.
Expressed algebraically, this would equal 7s - 5.
.5 or 1/2
1
-8 x 7/12 = -56/12 or -4 and 2/3
Negative one fifth (-1/5) divided by negative 3 is positive one fifteenth (1/15)
-1/5
0.2
1
0
4 + -5/2 - 5 = -7/2 = -3 and 1/2
25