450 to 45 is a 90% decrease. 45 to 450 is a 900% increase.
90/450 x 100 = 20Therefore, 90 is 20 percent of 450.
90
The GCF of 90 and 450 is 90.
5
450 90*5 = 450 25*18 = 450
5
it equals 90. 450 divided by 5 = 90
It is: 450450
450/5 = 90 3 x 90 = 270
90/450 simplifies to 1/5
90, since 90*5=450, 450-360=90