This is a collection of lessons created to address the 4.NF.5 common core standard for fourth grade. The lessons include: -How to convert tenths to hundredths and hundredths to tenths using fraction models. -Finding the sum of tenths and hundredths through problem solving (single and multi-step). Some problems include finding what is left over. -Multiple choice exit ticket questions. -Free response practice problems. There are 36 slides in this file, which should last you approximately one week.