Unit 4 Study Guide

· Understand the concept of place value patterns with decimals for tenths, hundredths, and thousandths

*0.01, 0.02, 0.03, etc.

· Convert fractions into decimals

*6/10 = 0.6, 3 and 2/10 = 3.2

· Convert mathematical phrases into decimals

*278 thousandths = 0.278

· Compare decimals to find out greater or less than

*0.23 > 0.17

· Order decimals from smallest to largest

*0.2, 0.02, 0.022, 2.2 = 0.002, 0.02, 0.022, 2.2

· Measure line segments to the nearest centimeter and millimeter using a ruler

· Add or Subtract decimals

5.18

+3.65

8.83

· Convert different types of metric measurement

*10 mm = 1 cm

· Complete story problems using decimals (money)

· Fill in a decimal place value chart

*learn both sides of the decimals

· 10 mm = 1 cm

10 cm = 1 dm

10 dm = 1 m

100 cm = 1 m

1000 mm = 1m