## Algebra: A Combined Approach (4th Edition)

$0.4$
Step 1: Multiply 5 by 20 to become 100 Step 2: Multiply both top and bottom by 20: $\frac{40}{100}$ Step 3: Write down 40 with the decimal point 2 spaces from the right (because 100 has 2 zeros) = $0.4$ or $0.40$