What is 45/50 written as a decimal

45/50 = 0.9

This is because you need to divide 45 by 50.

Therefore you can also divide 45 by 5, and do the same with 50.

That equals to 9/10 - which can also be written in as a decimal. as 0.9

answer: 0.9

You divide 45/50 which equals 0.9. Just divide numerator by denominator.