Question

How to express 9mm as a percentage of 2cm

Answer 1

Answer:

9mm=0.9cm

Percentage=0.9/3×100

=0.3×100

=30 percent

Step-by-step explanation:

Answer 2

$\frac{9mm}{2cm} \times 100 \\ = \frac{0.9cm}{2cm} \times 100 \\ = 45\%$