The correct answer is 4.5 × 102
450 in standard index form = 4.5 × 102
It is: 2^1 times 3^2 times 5^2 = 450
yes, any even number is divisible by 2. the answer to your maths problem is 225
450 is an integer and not a fraction. However, it can be expressed in rational form as 450/1. And that is its simplest form.
It is: 225/450 = 1/2
hcf(450, 500) = 50 ⇒ 450/500 = (450÷50)/(500÷50) = 9/10
450 = 2 × 32 × 52
It is: 450/2000 or 9/40 in its simplest form
450 = 2 × 32 × 52
90/450 simplifies to 1/5
450/100 = 45/10 = 9/2450% in simplified form is: 4 1/2
4.5 = 450%