Question

Nick used the calculations below to find the product od the given fractions?
(3/5) (4/9) (- 1/2)

Step 1: (3) (4) (-1) / (5) (9) (-2)

Step 2: (-12) / (-90)

Step 3: 12/90

Step 4: 2/15

In which step did his error occur?
o Step 1
o Step 2
o Step 3
o Step 4

Answer 1

Step 1
As he multiplied the top by -1 and the bottom by -2 from (-1/2)