20% of 640 = 640*20/100 = 128
51220% off of 640= 20% discount applied to 640= 640 - (20% * 640)= 640 - (0.20 * 640)= 640 - 128= 512
128 is what percent of 640:= 128 / 640= 0.2Converting decimal to a percentage:0.2 * 100 = 20%
640
800 - (20%) = 640
640 million
128 / 640 = 0.2Converting decimal to a percentage: 0.2 * 100 = 20%
20%. To get to this answer I used the cross multiplication property.
800-160=640 !
23 percent of 640 is 147.2
If 1% of 640 is 6.4, than 55% of 640 is 352.
0.5 percent of 640 = 0.16
Deducting 20% off 800 would be 800-160 which is 640