## Prealgebra (7th Edition)

To convert a decimal to a percent, multiply by 100 and add a percent sign. a) $0.231\times100=23.1\%\ \checkmark$ b) $5.12\times100=512\%\ X$ c) $3.2\times100=320\%\ \checkmark$ d) $0.0175\times100=1.75\%\ X$