I suggest you watch this video before you start the PACE, and then again before doing the first check-up
Pages 21-26
I suggest you watch this video as you work through pages 21-26 , covering conversions from mixed numbers to percents, powers of ten, scientific notation, etc
Page 36 to End
I suggest you watch this video as you work through pages 36 to the end of the PACE — I will teach you an easy way to do ALL percent problems using ratios.